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 …read more Source:: Science
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 …read more Source:: Science