New World Parrots in Crisis : Solutions from Conservation Biology

Beissinger, Steven R.; Snyder, Noel F.R.

Biology, Conservation and Management of Waterfowl in Venezuela

Gomez-Dallmeier, Francisco; Cringan, Alexander T.

Illustrations by Radeaux

Biology and Management of Bald Eagles and Ospreys

Bird, David M.

The Breeding Biology of the Tufted Jay

Crossin, Richard

The Biology and Status of the Long-billed Corella in Australia.

Emison, W.B.; Bearsell, C.M.; Temby, I.D.

The Breeding Biology of the Knot; and The Breeding Biology of the Knot on Vrangelya (Wrangel) Island

Hobson, William; Flint, V.E.

Breeding Biology of the Blue-faced Booby.

Kepler, Cameron B.

The Biology of the Elf Owl

Ligon, J. David

The Burrowing Owl, Its Biology and Management

Lincer, Jeffrey L.; Steenhof, Karen

On the Biology of Five Species of Swifts (Apodidae, Cypseloidinae) in Costa Rica

Marin, Manuel A.; Stiles, F. Gary

The Breeding Biology of the Acadian Flycatcher

Mumford, Russell E.

The Biology of the Mountain Duck on Rottnest Island, Western Australia.

Riggert, Thomas L.