Koalas: What is the “class” and “order” of these animals in taxonomy hierarchy? People refer to...

Koalas:

What is the “class” and “order” of these animals in taxonomy hierarchy?
People refer to a koala as a "koala bear; but from phylogenetic point of view are they belong to bear family?
What are the main trait of the marsupials?
Is Koala a Marsupial?
Koalas are native to what parts of the world?
What is the main food source for Koalas?
Why do you consider a koala as a sedentary animal?
Koalas travel on the ground when necessary but being on the ground all the time would be a disadvantage. Explain why?

Expert Solution

koalas belongs to the class mammalia and the subclass marsupialia. The order is diprotodontia and suborder vombatiformes.
From phylogenic point of view, koalas belongs to the marsupial mammals of the family phascolarctidae.
The main trait of marsupial is the presence of the pouch. A marsupial climbs to the pouch from the birth canal or the flap of the skin as in embryonic stage. Marsupials do not have a true placenta that is the reason why the embryo gets attached to the pouch.
Koala is a marsupial mammal. koala is having a pouch for the developing embryo.
The native place of koala is the forests and woodlands of the Eastern Australia.
The main food sources for koala is the Eucalyptus leaves ( Gum leaves).
Koalas are basically sedentary animals. They are nocturnal. They usually sleep upto 20 hours a day to digests their food.
Koalas sometimes travel on the ground when necessary. But the main disadvantage is that predators could catch the koalas very easily when in ground. The main shelter, food and home for the koalas is the eucalyptus trees.

gladiator answered 2 years ago

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