What is the word for young animals?

Person: Baby, Toddler, or Kid (depending on the age)

Kangaroo: joey

Lion: cub

Frog: polliwog or tadpole

Goat: kid

Sheep: lamb

Swan: cygnet

Horse: foal

Eagle: eaglet

Hog: shoat

Cow, Elephant, Whale: calf

Bird: Hatchling, chick