Spring is the time to nest for the Costa’s hummingbirds, before the desert gets too hot. Both males and females are looking for a partner, but it’s up to him to impress her. Though his back shimmers ...

The Hummingbird Effect is a stunning documentary that offers viewers a glimpse into the extraordinary world of Costa Rican hummingbirds. Filmed by executive producer and cameraman Filipe DeAndrade and ...

RIVERSIDE, Calif.-- In the world of Costa's hummingbirds, it's not size that matters--it's sound. During breeding season, male Costa's perform a high-speed dive during which they "sing" to potential ...

The Willamette Valley is a long way from the deserts of Arizona and California, but that has not stopped a tiny feathered visitor who normally lives there from paying a rare visit to Oregon. Avid ...

Learn about the Hummingbird Project and hummingbirds as they fly to Costa Rica and back Bill Hilton, Jr., Operation Rubythroat The principal investigator for Operation Rubythroat, Bill Hilton, Jr., ...

Engineers carted their extremely sensitive lab equipment to the forests of Costa Rica, where they teamed up with ecologists to meticulously record over 100 different bats and hummingbirds to learn ...

Wherever you go in Costa Rica, you are bound to bump into a gorgeous hummingbird; the country hosts more than 50 species. My wife Kathy and I bumped into many of those tropical birds last month during ...

Male Costa's hummingbirds perform a high-speed dive during which they 'sing' to potential mates using their tail feathers. Males perform their dives to the side, rather than in front of females. UC ...