The rabbit's long ears, which can be more than 10 cm (4 in) long, are probably an adaptation for detecting predators. They have large, powerful hind legs. The two front paws have 5 toes, the extra called the dewclaw.
However, Moorish idol larvae spend a long time drifting through the open ocean before they mature, so regional populations donât remain isolated enough to develop particular traits. Because of its beauty and its identity as a quintessential reef fish, the Moorish idol is a very popular fish in the aquarium trade.
So the sheepshead fish doesn't do any of that stuff. But it does have human teeth. Sheepshead fish are a common North American marine species that span from Cape Cod and Massachusetts through to Florida and the Gulf of Mexico to Brazil. Preferring coastal habitats around rock pilings, jetties, mangroves, reefs and piers, they can grow up to around 91 cm in length and weigh up to 9.6 kg.