How does perennial grassland cover affect duck nest survival?

Efforts related to the management of breeding ducks in North America have often focused on developing and implementing practices that promote the survival of nests. Although it's thought that increasing perennial grassland ...

Study reveals space use, movement of bighorn sheep in Nebraska

In the Nebraska Panhandle, where the flatlands of the state's eastern expanse occasionally give way to rocky buttes and canyons that preview the mountainous terrain farther west, reside pockets of bighorn sheep, a species ...

Decline of vultures and rise of dogs carries disease risks

In the yards behind the slaughterhouses—also called abattoirs—of Ethiopia, an ecological shift is unfolding that has echoes of similar crises all over the world. Species with a clear and effective ecological role are ...

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