Scientists once believed birds relied only on flight, talons and socialization for survival. But this one proves otherwise: ...

Bill shape affects how efficiently a hummingbird feeds and how it competes with other hummingbirds. Because of humans, they ...

As summer vacations wrap up and kids return to school, one small bird is preparing for a monumental journey. Hummingbird migration season gets underway in August, sending the birds flying to warm ...

A white-necked jacobin hummingbird chick surprises scientists, scaring away wasps by mimicking a poisonous caterpillar.

Hummingbirds are reaching the U.S.'s northernmost states as the small but mighty birds wrap up their spring migration season. Known for their impossibly fast wings and long, slender beaks, ...

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