As ancient, hollowed trees disappear in England, one researcher and his team are engineering prosthetic nests to provide an alternative home for endangered birds.

For centuries, researchers have pondered how starlings travel in those gorgeous shape-shifting clouds. The answers continue to surprise them. A convergence of starlings swirls above St. Peter’s ...

Ducks, geese, swans -- Curassows, Guans -- Partridges, grouse, turkeys, old world quail -- New world quail -- Loons -- Grebes -- Shearwaters, petrels -- Storm-petrels ...

Seventeen short chapters with engaging narrative and lots of photos with information-packed captions illustrate the mechanisms by which birds produce the characteristic and sometimes brilliant ...