Anna's hummingbird flying in the experimental setup, drinking sugar water from a fake flower. Credit: Lentink Lab / Stanford University. Anna's hummingbird flying in the experimental setup, drinking ...

Hummingbirds are famous for their quick flying and beautiful colors. However, they are also among the sweetest little birds.

Claudio Mello was conducting research in Brazil’s Atlantic Forest about 20 years ago when he heard a curious sound. It was high-pitched and reedy, like a pin scratching metal. A cricket? A tree frog?

Usually, you hear them before you see them, the buzzing sound of rapid wing beats alerting you to the return of hummingbirds to Colorado backyards in spring. What a pleasant surprise when you finally ...

COLUMBUS, Ohio (WCMH) – Some of the smallest species of birds in the world known for their bright metallic feathers and the humming sound created by their wings are traveling north for the summer, and ...