One is a

1 is a CAT that says "Meow"
2 is a DOG that says "Bow, Wow"
3 is a HEN that says "Cluck, Cluck"
4 is a SQUIRREL that says "Chuck, Chuck"
5 is a DONKEY that says "Hee, Haw"
6 is a CROW that says "Caw, Caw"
7 is a SHEEP that says "Baa, Baa"
8 is a GOAT that says "Maa, Maa"
9 is a COW that says "Moo, Moo"
and, 10 is a ROOSTER that says "Cock-a-Doodle-Doo"