At present there are about 60 species of kangaroos and their relatives.
Kangaroo can stand on one tail and at the same time deal heavy blows with hind legs.
Baby kangaroos leave the bag forever at the age of 10 months, but with the mother it remains up to 18 months.
When a female kangaroo has two cubs, the older one feeds the milk with a more nutritious and fatty composition, and very tiny feeds with less fatty milk, which includes antibodies.
With a lack of food, or when the baby is sick, the mother throws it out of the bag. With the onset of more favorable conditions, the female gives birth to another calf.
Kangaroo has sharp eyesight and hearing. They can catch any sound with the help of ears that rotate 360 degrees.
The maximum speed that a kangaroo develops is 56 km / h.
Jumping kangaroo in length can reach 9 meters, in height – 3 meters. During the jumps, the kangaroos strongly sweat, this helps them to regulate body temperature. After stopping, they cease to sweat and read to breathe at a rate of 300 breaths per minute.
The kangaroo feeds exclusively on grass. For this, he has several rows of strong teeth. If one tooth is grinding, it is replaced by those that grow behind it.
All kinds of kangaroos are hatched in the bag.
Some female kangaroos can be pregnant all the time.
Young mothers first give birth to daughters, and then sons. For what and how they do it the scientist is not yet known.
Kangaroos jump only forward. Back to make a jump they can not because of the structure of their hind legs and tail.
During drought, fetal development in females slows down.
In Australia, small kangaroos are called Joey.
Kangaroos go to search for food only when the heat drops.
According to official data on the Australian continent, there are 50 million kangaroos.
At present there are about 60 species of kangaroos and their relatives.
