Acorn
Caterpillar
Cheeper
Cub
Cygnet
Eft
Elver
Fawn
Fledgling
Fiddlehead
Fry
Joey
Kitten
Nymph
Polliwog
Poult
Pup
Spat
Squab
Whirlybird

Adults

A. Bat
B. Beaver
C. Butterfly
D. Deer
E. Eagle
F. Eel
G. Dragonfly
H. Fern
I. Fox
J. Frog
K. Grouse
L. Maple
M. Oak
N. Opossum
O. Oyster
P. Pigeon
Q. Red-Spotted Newt
R. Shad
S. Swan
T. Turkey

Answers

Acorn - Oak
Caterpillar - Butterfly
Cheeper - Grouse
Cub - Fox
Cygnet - Swan
Eft - Red-Spotted Newt
Elver - Eel
Fawn - Deer
Fledgling - Eagle
Fiddlehead - Fern
Fry - Shad
Joey - Opossum,
Kitten - Beaver
Nymph - Dragonfly
Polliwog - Frog
Poult - Turkey
Pup - Bat
Spat - Oyster
Squab - Pigeon
Whirlybird - Maple