albatross avian big_the_cat bird cat charmy_bee chart chip comparing echidna espio_the_chameleon excito feline hawk jet_the_hawk knuckles_the_echidna mammal miles_prower penis sega shadow_the_hedgehog silver_the_hedgehog sonic_(series) sonic_riders sonic_the_hedgehog sonic_the_werehog storm_the_albatross vector_the_crocodile