In a Zoo I expect.
The collective noun for 'yaks' a herd of yaks.
Wild Yaks and endangered, domestic Yaks are not threatened
no yaks are herbivorous
No Yaks in Alaska
Yaks are herbivores
Yes, yaks are mammals.
Yaks do not have the movility in the steep hills. Yaks can not go where the goats roam.
yaks have 3000000 vetebrates
No. Yaks are not snakes, they are mammals, related to the bovine family.
Yes, yaks are found in Tibet.
Yaks have hair, it grows naturally