Monkey
Infant
Duck
Duckling
Bat
Pup
Dolphin
Calf
Horse
foal, colt (male) or filly (female)
Goat
Kid
Mosquito
wriggler
Fox
pup, cub or kit
Mouse
pup or pinky
Bear
Cub
Spider
Spiderling
Elephant
Calf
Lion
Cub
Chicken
Chick
Giraffe
Calf
Frog
Tadpole or polliwog
Owl
Owlet
Rhinoceros
Calf
Rabbit
kitten, kit or bunny
Sheep
Lamb
Pidgeon or Dove
squab or squeaker
Cat
Kitten
Wolf
cub, pup or whelp
Hippopotamus
calf
Kangaroo
joey
Snake
Snakelet
Dog
Puppy