Sometimes nature surprises us with extraordinary products of evolution. One prime example is the extraordinary sword-billed ...

(CNN) — The world’s largest hummingbird has been hiding in plain sight for centuries — and scientists only discovered the species is distinct from another giant species after attaching tiny backpacks ...

Ithaca, NY—The Giant Hummingbird of western South America is not one species but two, according to an international group of researchers. The northern population stays in the high Andes year-round ...

Researchers from UNM’s Museum of Southwestern Biology (MSB) have uncovered the giant hummingbird’s extreme long-distance migration for the first time. Their eight-year study, Extreme elevational ...

(CNN) — The world’s largest hummingbird has been hiding in plain sight for centuries — and scientists only discovered the species is distinct from another giant species after attaching tiny backpacks ...

Darwin observed the birds, which are about eight times the size of typical hummingbirds, breeding along the Pacific coast of Chile, but then they seemed to completely vanish after breeding. He ...