Male Costa’s hummingbirds attract females with high-speed dives in which they sing with their tail feathers. But these birds also add a twist to improve their chances. Unlike other hummingbird...
Hummingbirds Sing with their Tail Feathers to Impress Females
Male Costa’s hummingbirds attract females with high-speed dives in which they sing with their tail feathers. But these birds also add a twist to improve their chances. Unlike other hummingbird...