Misc: What adjective describes an animal that eats both plants and animals?

Questions

A male baboon can kill a ----------?

A male ---------- that has been neutered is known as a "wether."?

A male kangaroo is called a boomer, and a female is called a ----------?

A male ---------- becomes fully feathered when he is three years old, but can mate earlier.?

Cows provide 90 percent of the world's ----------?