Standing in a tropical forest at night, you might hear what sounds like a small bird calling from high in the canopy. Listen ...
Freed from the threat of invasive predators, Galapagos birds are performing astonishing feats of return and innovation – 200 ...
Wild black-tailed prairie dogs use alarm calls to warn one another of predators, and some grassland birds are listening in. Photo credit: Andrew Dreelin, Smithsonian’s National Zoo and Conservation ...
WASHINGTON (AP) — Prairie dogs are the Paul Reveres of the Great Plains: They bark to alert neighbors to the presence of predators, with separate calls for dangers coming by land or by air. “Prairie ...
WASHINGTON (AP) — Prairie dogs are the Paul Reveres of the Great Plains: They bark to alert neighbors to the presence of predators, with separate calls for dangers coming by land or by air. “Prairie ...