Pigeon Named Pidgey

A pigeon named Pidgey.
A larger pigeon with hair dye. (Whose Japanese name is literally pigeon.)
An even larger pigeon with hair dye.
A purple rat. (Whose Japanese name means small rat.)
A brown rat. (Whose Japanese name is "Ratta".)
A sparrow.
A sparrow you fear named Fearow.
A snake whose name is snake