Normally, yes male koalas are larger than female koalas.
There are no official names for male and female koalas, but scientists and researchers will refer to the male as a "buck" and the female as a "doe".Young koalas, like the young of other marsupials, are referred to as joeys.
No only female.
Yes. Male koalas will engage in territorial disputes during breeding season.
Koalas are not bears. Koalas can be male or female, otherwise they could not reproduce.
All koalas, both male and female, react similarly when they are in danger. They climb the nearest tree in order to escape the danger.
There is no specific name for a female koala.
Yes. Koalas are not monogamous, so once the male has mated, he moves on. The female raises her joey alone.
Koalas make a deep huffy sort of noise and use this to call males.
The male koala has a scent gland which he uses to rub against the trunk of a tree. He scent marks to indicate his home trees, and this is to attract the female. Koalas have a range of around one square kilometre, and they have numerous home trees within that territory. Male koalas use scent marking to have a possible mating with females who then pick up their scent from the tree trunks.
Not at all. Male koalas will readily breed with numerous different females each season.
Male and female koalas do not stay together after mating. They each return to their own home range. In koala sanctuaries, the males are kept separate from the females except during breeding season.