Kangaroo Size: How Big They Get and What Makes Them Grow (2023)

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Kangaroos grow from 2 feet 7.5 inches to 5 feet 10 inches and weigh from 28.6 to 145 pounds. Red kangaroos are the largest and eastern gray kangaroos are the heaviest species. Movement, genes and nutrition determine its growth.

Kangaroos are often portrayed as cute and cuddly animals by nature lovers. They live in most people's minds as happy little creatures hopping around Australia.

You may be surprised to learn that kangaroos can grow quite large. But how big do they get and how do they grow?

This article contains everything you need to know about the size and weight of the kangaroo and the factors that determine its growth.

How big are kangaroos?

Adult kangaroos range in size from 2'7.5" to 5'10". Different species of kangaroos have different sizes. The red kangaroos are the largest species and the smallest are the black wallaroos.

Kangaroos are the largest mammals in the world.tu australia natal. His height is between 2 feet and 7.5 inches.[1]and 5 feet 10 inches.[2]

The size of kangaroos varies from species to species.[3]Here are the six species of kangaroos from largest to smallest:

  1. Rotes Kangaroos
  2. eastern gray kangaroo
  3. western gray kangaroo[4]
  4. kangaroo-antelope[5]
  5. common wallaroo[6]
  6. black wallaro[7]

You can read more about the sizes of the different kangaroo species later in this article.

Kangaroo Size: How Big They Get and What Makes Them Grow (1)

kangaroo average height

On average, kangaroos are 31 to 71 tall. Their size is determined by their species, age, and sex. Male wallabies are larger than female wallabies.

(Video) What’s Inside A Kangaroo’s Pouch?

The size of kangaroos largely depends on three factors:

  1. species
  2. to alter
  3. Gender

Regardless of the species, male wallabies tend to grow much larger than females. Age also plays an important role. Kangaroos are born about an inch long and reach their full size by the time they reach adulthood.[8]

grown man3 feet 3.4 pol. - 5 pes 10 pol.
adult woman2 pes 7.5 pol. - 3 feet 7 pol.
Baby1 inch at birth

Medium sized male kangaroo

On average, male kangaroos are much larger than females. The smallest males (black wallaroos) are about 3 feet 3.4 inches tall and the largest are male red wallaroos of that size.

Average size of female kangaroo

Female kangaroos are much smaller than males. They got smaller because they don't fight and aren't tasked with defending the crowd. Black wallaroo females are about 2 feet 7.5 tall and red kangaroos are 3 foot 7 tall.[9]

baby kangaroo height

Baby kangaroos are born about an inch long. They are bald, blind, and severely underdeveloped at birth. Babies have to crawl to their mother's house.anddevelop.

In about 15 to 24 monthsJoeysthey grow to their maximum size, which can reach 72 times their birth length.

Kangaroo Size: How Big They Get and What Makes Them Grow (2)

How big are kangaroos in captivity?

Captive kangaroos often grow to full size. They need special care to develop properly. Kangaroos need plenty of living space and adequate food to reach their full size.

Kangaroos are perennial animals. They are used to the harsh climatic conditions of their native Australia and have evolved to be hardy. Regardless, they still need adequate space and food to grow.

How much space do captive kangaroos need to grow?

Kangaroos in captivity take about 50 feet2move and hit They are active animals that travel long distances in the wild. Kangaroos need a lot of space for muscle development.

What food do captive kangaroos need to grow?

Kangaroos are herbivores and survive on plants in the wild.

(Video) Buff Kangaroo Gets Girls by Flexing Muscles

Thieves must provide them with vegetation they would find in their natural habitat:

  • bushes
  • grass
  • leaves
  • bushes
  • Flor
  • fruit
  • Vegetables

The food intake of kangaroos depends on their development and weight. A 55-pound female red kangaroo will eat about half a pound and a 132-pound male will eat two pounds of dry matter a day.[10]

Yearling Joeys require about 95% of the daily energy intake of an adult female.

Kangaroo Size: How Big They Get and What Makes Them Grow (3)

average kangaroo weight

Kangaroos weigh between 37.5 and 145 pounds. The heaviest species are the eastern gray kangaroos and the lightest are the black wallaroos. The males are much heavier than the females.

kangaroosWeightit depends on your type. Although red kangaroos are the largest, eastern gray kangaroos are the heaviest on average.

Here are the six species of kangaroos, from heaviest to lightest:

  1. eastern gray kangaroo
  2. Rotes Kangaroos
  3. western gray kangaroo
  4. kangaroo-antelope
  5. common wallaroo
  6. Wallaroo therefore
grown man48.5-145 pounds
adult woman28.6-75 pounds
Baby0.03 ounces at birth

Average weight of male kangaroo

The average weight of male kangaroos ranges from 48.5 to 145 pounds. Although eastern gray kangaroos are, on average, the heaviest, the heaviest individuals are usually red kangaroos. They can reach a body mass of 200 pounds.

Male kangaroos aremuscular. Their society is hierarchical, and males often fight to assert dominance. The alpha male is the biggest and strongest in the mafia and the strongest of all.

Average weight of female kangaroos

Female kangaroos weigh less than males. They typically weigh about half the weight of their male counterparts.

Female kangaroos do not need to be muscular, as their job is to feed and care for their young. They don't usually get into arguments.

(Video) 200-pound ripped kangaroo crushes metal

Kangaroo Size: How Big They Get and What Makes Them Grow (4)

average weight of baby kangaroo

Baby kangaroos are underdeveloped at birth and weigh only about 0.03 ounces. They grow rapidly during infancy. A joey red kangaroo can gain up to 0.5 pound between 20 and 100 days of age.[11]

kangaroo growth chart

Kangaroos grow at breakneck speed during infancy. They are born with a weight of 0.03 ounces but can weigh a thousand times by the time they are one year old. Kangaroos are mature when they reach adulthood at sexual maturity (males: 24-40 months, females: 15-30 months).

The growth of kangaroo joeys is unprecedented in the animal kingdom. From birth to adulthood, they can reach thousands of times their original size.[12]

Kangaroos have four life stages:

  1. newborn
  2. boy of the year
  3. young
  4. Adult
stage of lifeHeightWeight
newbornabout 1 inch0.03 ounces
boy of the year1 to about 3 feet4.4-22 pounds
youngApproximately 3 feet - adult height22-40 pounds
Adult2 feet 7.5 inches to 5 feet 10 inches28.5-145 pounds

When are kangaroos fully grown?

Kangaroos reach their maximum size when they reach adulthood. Male kangaroos can develop a significant amount of muscle during infancy and adulthood.

Kangaroos become adults when they reach sexual maturity. On average, males reach sexual maturity later than females.

babysitting sexage of sexual maturity
Masculine24—39 fun
Female15—30 fun
Kangaroo Size: How Big They Get and What Makes Them Grow (5)

Factors Affecting Kangaroo Growth

Kangaroo growth is inconsistent. An individual living in drier regions with little vegetation may not reach its full potential size. Kangaroos also need daily exercise to build muscle.

These are the main factors that affect the growth of the kangaroo:

  • species
  • Gender
  • nutrient intake
  • water availability
  • Gene
  • quality and quantity of exercises

Kangaroo Species Size Comparison

Each species of kangaroo has different heights and weights. Males are generally larger and heavier than females.

Eastern gray kangaroo males are the heaviest and red kangaroo males are the largest.

(Video) The making of baby kangaroos

speciesAverage height of adult maleAverage height of an adult womanAverage adult male weightaverage adult female weight
Rotes Kangaroos4,9 pies3.6 pies110 pounds50 pounds
eastern gray kangaroo4.3 pies3.3 pies120 pounds80 pounds
western gray kangaroo4.3 pies3.3 pies100 pounds62 pounds
kangaroo-antelope3.9 pies2,6 pies90 pounds44 pounds
common wallaroo3.5 pies2.5 pies70 pounds40 pounds
black wallaro3.2 pies2.5 pies45 pounds29 pounds


Kangaroos are the largest mammals in Australia. They can be up to 5 feet 10 inches tall and weigh up to 145 pounds on average. Red kangaroos are the largest and eastern gray kangaroos are the heaviest kangaroo species.

Kangaroos grow rapidly after birth. They can be thousands of times their size at birth. Kangaroo growth is determined by sex, species, nutrient intake, and exercise.

frequent questions

How big is the biggest kangaroo?

The largest kangaroo of all time was 2 meters tall and weighed 90 kilograms. It was a male red kangaroo. The largest species of kangaroo is the extinct Procoptodon. He was about 6.6 feet tall and weighed between 440 and 530 pounds.

Are kangaroos bigger than humans?

Kangaroos can be bigger than humans, but they usually aren't. Even the largest species, red kangaroos, are usually smaller than humans. The biggest kangaroos can be bigger. Some individuals grow up to 5 feet 10 inches tall. The average height for men in the US is 5 feet 9 inches.

Are kangaroos considered large animals?

Kangaroos are considered to be quite large animals. They are the largest mammals in Australia and the largest marsupials in the world. Australia's largest animal, the saltwater crocodile, is much larger than kangaroos. Red kangaroos average 4.9 feet in length, while saltwater crocodiles can grow up to 17 feet.

How long are kangaroo tails?

Kangaroo tails range in length from 3.5 to 43.5 inches. An adult kangaroo's tail can be almost as long as its height. Kangaroo tails are muscular, as they use them for balance or kicking off the ground.


(Video) Go Inside a Kangaroo Pouch - Baby Kangaroo 🦘

  • How big are kangaroos?
  • kangaroo average height
  • How big are kangaroos in captivity?
  • average kangaroo weight
  • kangaroo growth chart
  • Kangaroo Species Size Comparison
  • Diploma
  • frequent questions


How do kangaroos grow and develop? ›

Most of the physical development takes place in the mother's pouch after birth. In the pouch, the animal grows from a birth weight of about 1 gram to an animal with about 4 kg when it finally leaves the pouch. This article describes how long the young of different kangaroo species stay in the pouch.

How do kangaroos get so big? ›

Believe it or not, it isn't even uncommon for kangaroos to look like bodybuilders. Male 'roos, known as bucks, often grow to absolutely massive sizes, developing huge muscles in their hind legs and chest due to their strange hopping gait.

How big is a full grown kangaroo? ›

A kangaroo can reach heights from anywhere between 3 to 8 feet and can weigh between 40 and 200 pounds. The eastern gray kangaroo is the heaviest marsupial in the world, while the red kangaroo is the largest.

How fast do kangaroos grow up? ›

Joeys grow quickly, though, and at 14 to 20 months for females or 2 to 4 years for males, they will be fully matured.

What are 3 interesting facts about kangaroos? ›

Fun facts about kangaroos
  • Kangaroo joeys are the size of a jellybean. ...
  • They can't move backwards. ...
  • There are 60 species of kangaroo. ...
  • And one of them climbs trees. ...
  • They can hop 8 metres (25 feet) in a single bound. ...
  • 6. Female kangaroos can pause their pregnancies. ...
  • Their tail is used as a fifth limb.

Are kangaroos friendly? ›

Even without feeding, kangaroos and wallabies readily accept our presence if we show no aggression towards them. But, if we get too close, they may see us as a threat. Kangaroos and wallabies that are used to being fed can approach people expecting food. When there is no food, they may become aggressive.

Are kangaroos smart? ›

A study from the University of Sydney and the University of Roehampton in London suggests that kangaroos are capable of intentionally communicating with humans, suggesting a higher level of cognitive function than previously thought.

Can a kangaroo knock you out? ›

Kangaroos are excellent fighters and when they feel threatened and attack a human it can end deadly. They usually don't box, they kick instead. Those kicks are extremely powerful and can kill humans. Moreover, in a kangaroo fight, the kangaroo can use its claws to claw the opponent's eyes out.

How long do kangaroos live? ›

Red Kangaroo Fact Sheet
Life span:Average 8 years in the wild; up to 25 years under human care
Gestation:Young are born 33 days after mating, and spend a year in the pouch before weaning.
5 more rows

Can a human fight a kangaroo? ›

A kangaroo would win a fight against a human being.

A human being might have a weight advantage or even a height advantage in extreme cases, but a kangaroo has deadly biological tools in the form of its claws that can easily kill humans.

How powerful is a kangaroo kick? ›

In a battle royale for Most Powerful Animal, a red kangaroo might take the martial-arts belt, thanks to a bone-shattering kick that delivers 759 pounds of force. Evolution has nudged wild creatures to hone their blows, bites, and brute strength for survival.

What does kangaroo taste like? ›

Kangaroo is a gamey meat, and some foodies even prefer it to lamb and steak for its tenderness and taste. It tends to be a stronger flavour than beef or lamb, and even though it is a very lean meat, it's not tough like venison can sometimes be.

How many hearts does a kangaroo have? ›

One of its four hearts, a branchial heart, pumps blood to the entire body while the other three are considered accessory pumps. They thrive on the bottom of the ocean floor, where oxygen is scarce, scavenging for fish or even dead carcasses to feed on.

Do kangaroos live in hot or cold? ›

Summers in the interior of Australia are intensely hot; daytime temperatures often reach well over 40 degrees C (105 F). Kangaroos rest under trees or shrubs during the heat of the day, and come out to feed in the cool of the evening and at night. Kangaroos can't sweat when they are hot, as people can.

What are kangaroos favorite food? ›

Kangaroos are most active between dusk and dawn, as they search for their favourite foods: grass, as well as leaves, ferns, flowers, fruit and moss. Like cattle, they regurgitate their food, chewing it twice before it passes through their chambered stomach.

Do kangaroos sleep standing up? ›

Do kangaroos sleep standing up or laying down? Kangaroos do not sleep standing up. Kangaroos will find a nice, shady spot to lay down and take a snooze. They usually sleep on their side or on their back, using their forearms to support their chest and head.

What are kangaroos afraid of? ›

Sound recordings scare off roos

While the percentage of roos that took flight was almost identical, only the foot thump signal increased the level of alertness of the roos.

Can kangaroos live with dogs? ›

Kangaroos and dogs just do not mix. Kangaroos see dogs as a threat and get spooked by them,” Evans said. “The main message people should remember is that kangaroos may look cuddly and furry but they are wild animals and people should keep their distance and keep dogs on leads around them.”

Why can't kangaroos be pets? ›

Kangaroos need plenty of room to run and graze. Roos are not house pets, they don't ride in cars, walk on leashes or do tricks. They are shy and easily stressed in strange situations.

Can kangaroos speak? ›

Summary: Animals that have never been domesticated, such as kangaroos, can intentionally communicate with humans, challenging the notion that this behavior is usually restricted to domesticated animals like dogs, horses or goats, a new study has found.

Are kangaroos naturally aggressive? ›

Kangaroos can be aggressive towards people. Kangaroos are normally gentle creatures who will only attack if provoked or if their young are in danger. However, they have powerful hind legs, and deadly claws that can inflict permanent damage. Therefore, kangaroos can be incredibly dangerous.

What to do if a kangaroo is chasing you? ›

Move away as slowly as possible to a safe place. Give a short, deep cough; avoid eye contact; bow your head; and keep your arms close to your body as you move away. This will make you appear smaller and less of a threat to the kangaroo. Do not turn your back on the animal or run.

What happens if a kangaroo kicks you? ›

People can be killed by a kangaroo kick, but it does not happen in practice. However, fights with kangaroos in rare cases lead to life-threatening injuries in humans. Without treatment, a kangaroo kick can be fatal. Occasionally, fights between kangaroos can also be fatal for one of the animals.

What animal can beat a kangaroo? ›

Standing up to dogs

Other than humans, dogs—including large pets and dingoes—are the main predators of kangaroos. Dogs usually operate in packs to attack and kill kangaroos by running them down.

Are there any kangaroos in the US? ›

The four species of kangaroos (along with their smaller cousins the wallaroo and wallaby) are native only to Australia and the nearby island of New Guinea.

Does a kangaroo eat meat? ›

Kangaroos sometimes eat meat

They [generally] lack the equipment to capture and kill other animals, or the digestive system to handle a meaty diet.” While birds aren't a typical kangaroo snack, Graeme says that “Australia once had carnivorous macropods.

Do kangaroos break into houses? ›

lecturer on Australian native animals, said kangaroos rarely invade homes but have done so in the past when panicked. "It is very unusual, but when kangaroos become panicked, they lose all sense of caution and just fly for where they think they can get away," Baxter said.

How hard can a kangaroo hit you? ›

They also have a punch force of about 275 pounds. Kangaroos also have powerful jaws, coming in with a bite force of up to 925 PSI – this is the same bite force as a grizzly bear!

Do kangaroos hurt dogs? ›

Any domestic dog running after kangaroos is liable to be injured by the large claws and powerful legs of a kangaroo feeling cornered or threatened. On the other hand, some uncontrolled dogs may cause harm to kangaroos, especially a young joey temporarily separated from its mother.

Are kangaroos stronger than gorillas? ›

A gorilla would win a fight against a kangaroo.

The gorilla has the weight and power to overwhelm the lighter creature completely. It would use all its weight and power to topple the kangaroo in a bout of extreme violence.

Why do kangaroos kick you? ›

Indeed, a pet kangaroo may perceive its human owner as a rival kangaroo or a potential predator, or perhaps both. As a result, kangaroos sometimes attack people, causing nasty and even fatal injuries.

What kicks harder a kangaroo or a horse? ›

A horse has more weight behind his kick than the kangaroo. However, that said, the kangaroo has velocity and inertia that the horse doesn't have. Neither one would be good. Being kicked by a kangaroo can open you up the same way a deer's hoof will because of its sharp edges.

Is kangaroo meat illegal in the US? ›

Kinder Surprise, kangaroo meat banned in the US: Common foods forbidden around the world | news.com.au — Australia's leading news site.

What is kangaroo meat called? ›

The three-month competition attracted over 2700 entries from 41 nations, and the name australus was decided in December 2005. The name was penned by university professor Steven West, an American about to be naturalised as an Australian citizen.

Can kangaroos get drunk? ›

"The alkaloids in the grass affects the brain and causes strange behaviour," Mead explained. "They look like they are drunk, they stagger around and fall over and shake their heads."

What animals have 32 hearts? ›

Which animal does have 32 hearts? To many, leeches are horrifying creatures. To a few, they're impressive and miraculous. They have 32 brains, 2 hearts, 300 teeth grouped in 3 jaws, five pairs of eyes...

Which animal has 8 hearts? ›

Such an enormous pressure would require a very large, strong and slow-beating heart. But, they postulate, instead of a single large heart, the Barosaurus probably had some eight hearts.

What animal has 9 hearts? ›

It is an octopus. Yes, the multi-tentacled creature that has always intrigued us has three hearts and nine hearts. Read on to know why. The two hearts of this creature are made for the gills and are used to pump blood.

Do kangaroos like to sleep? ›

Pretty much the same way humans sleep! They usually like to find a shady spot and lie down on the ground. You might see them lying on their side or their back, even using their limbs to hold their head up.

Why do kangaroos not drink water? ›

It obtains the needed moisture from the seeds that it feeds on. The seeds that these Kangaroo rats feed on are varieties of desert grass seeds as well as mesquite beans. Sometimes it also feeds on grasses and insects.

Do kangaroos sleep all day? ›

Eastern grey kangaroos are mainly nocturnal. They sleep during the day in the shade of trees and shrubs, coming out at night to graze on grass.

What do kangaroos not like? ›

Plants with oily or fragrant foliage. Plants with high oil content (including some which have fragrant foliage) include species of Eremophila, Prostanthera, Westringia, Eriostemon, and Myoporum appear almost totally unpalatable to 'roos. Little wonder some of these have become the 'woody weeds' of our rangelands.

Can kangaroos have bananas? ›

The kangaroos and wallabies get things like beets, carrots, broccoli, raisins, bananas, and apples in small amounts cut up into appropriate-sized pieces to be sprinkled over their pellets. They also get different greens like dandelion and romaine.

Should kangaroos be kept as pets? ›

Kangaroos can be kept as indoor/outdoor animals. They should not be kept 100% indoors, you will need some sort of secured yard to let your kangaroos out most days. Kangaroos reach weights of several hundred pounds and speeds of 50 miles an hour. They need lots of open space outside to thrive.

How do kangaroos evolve? ›

Those marsupials evolved into many different groups and species. About 15 million years ago, kangaroos started to appear. Their ancestors were opossum-like creatures that lived in the trees. Many types of species died out over time, but today, around 250 species of marsupial live in Australia.

Do kangaroos continue to grow? ›

Kangaroos, for example, just keep growing and growing until they die. Most fish, amphibians, lizards, and snakes are also indeterminate growers.

What are 3 adaptations of a kangaroo? ›

Kangaroos have several adaptations for living in the Australian heat. They sweat while moving and pant when exercise stops. In addition they have a dense network of blood vessels near the surface of the skin on their forearms. They lick their forearms which allows the wind to blow heat away from the warm blood.

Where do kangaroos grow? ›

Where do kangaroos live? Red Kangaroos are found over most of arid Australia, preferring flat open plains. Eastern Greys are found from Cape York to Tasmania; Western Greys have an equally wide distribution, from Western Australia to Victoria (both species prefer denser vegetation).

Why do kangaroos get so muscular? ›

Kangaroos have such a unique and distinctive gait where they travel around by hopping, and the way that they do this naturally gives them really good muscles. This is because kangaroos use their hind legs and large back feet to power their movement using the muscles and tendons in them.

Do kangaroos make noise? ›

Kangaroos make very little noises like grunts, very small barks, and coughing noises. Kangaroos have marsupial bones they hold the walls of the pouch with out it joeys can't stay in there. Most people think kangaroos are all about fighting but they can be gentle or timid.

What is the largest kangaroo ever? ›

goliah, the largest known kangaroo species that ever existed, stood at about 2 m (6.6 ft). They weighed about 200–240 kg (440–530 lb). Other members of the genus were smaller, however; Procoptodon gilli was the smallest of all of the sthenurine kangaroos, standing approximately 1 m (3 ft 3 in) tall.

How do kangaroos survive without water? ›

Red Kangaroos eat green grass and herbage, feeding mainly at night. They can live for long periods without water, utilizing the moisture in their food.

How do kangaroos protect themselves? ›

Kangaroos fight with each other by boxing with their front paws, but defend themselves with powerful kicks from their hind legs. When danger approaches, they warn other kangaroos by stomping the ground with their hind feet or thumping it with their tail.

Can kangaroos swim? ›

They're quite strong swimmers, actually." Wildlife Rescue Sunshine Coast founder Claire Smith agreed that kangaroos could swim quite well. "They will cross bodies of water that aren't too wide if they're motivated enough to get from one grazing area to another," Ms Smith said.

Can kangaroos bite? ›

Do Kangaroos Bite? Kangaroos do bite as a form of self-defense. A kangaroo will use its teeth to bite people and other animals during an attack as well as kick with its hind feet and punch with its forepaws.

Do kangaroos avoid humans? ›

Even without feeding, kangaroos and wallabies readily accept our presence if we show no aggression towards them. But, if we get too close, they may see us as a threat. Kangaroos and wallabies that are used to being fed can approach people expecting food. When there is no food, they may become aggressive.


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