Birds have developed a unique evolutionary solution to ensure the survival of males—a powerful microRNA. This tiny gene ...

New research on Monday contradicted the commonly held idea that males dominate females among primates, revealing far more ...

Hummingbirds play important roles as pollinators, keeping flower populations diverse and they look pretty cool while doing it ...

Of all the hummingbirds in the Americas—which is to say, every last one of the family’s 350-plus species—birders in the ...

Male ruffed grouse create a low drumbeat in spring to attract mates and challenge rivals. The sound can carry a quarter mile.