The Anemonefish (family Pomacentridae) are also known as "clownfish" because of their characteristic waddling action. They have intimate contact with sea anemones within whose tentacles they shelter. The fish develops a mucous covering to its skin, which appears to prevent the stinging cells of the sea anemone from firing. Some clownfish depend...

Overview The Osprey (Pandion haliaetus), or Fish Hawk, sights its prey while hovering, then plunges feet first into the water. Sharp talons pierce and lock into the fish. When the bird rises, it is almost always carrying its catch head first. The Osprey nests on...

Overview The Groove-billed Ani (Crotophaga sulcirostris) is a member of the cuckoo family. This ani was named for prominent grooves along the contours of the bill. The Groove-billed Ani is similar to the Smooth-billed Ani but has a smaller bill with a smooth curvature to the culmen and...

The American Redstart (Setophaga ruticilla), one of the most abundant birds in North America, is a member of the warbler family. It has a distinctive habit of dropping down suddenly in pursuit of a flying insect, then fanning its brightly marked tail from side to side. Appearance

Diet The Yellow-throated Vireo (Vireo flavifrons) feeds mostly on insects, and some berries, especially in the fall. In summer, over one-third of its diet may be caterpillars, moths, and butterflies. It also eats tree bugs, scale insects, aphids, leafhoppers, beetles, sawflies, tree crickets, dragonflies, and cicadas.