There are several smaller animals, birds and insects in FEZ that can be seen throughout the game. All the animals have their own separate animation, both idle and active.
Animal Sprites
Bluejay sprite
Turtle sprite
Bunny sprite
Frog sprite
Gull sprite
Dog sprite
Mouse sprite
Owl sprite
Fox sprite
Rook sprite
Salamander sprite
Snail sprite
Sparrow sprite
green butterfly
cat
orange butterfly