Hummingbird Bills (VIDEO)

University of California - Berkeley

Caption

Hummingbirds' bills are well adapted to sipping nectar, but in some species, males have weaponized bills that seem to sacrifice sipping prowess for fighting prowess. Is there a tradeoff?

Credit

Video by Roxanne Makasdjian and Stephen McNally, UC Berkeley. Footage by Kristiina Hurme, Finca Colibrí Gorriazul, Colombia

Usage Restrictions

None

License

Licensed content

Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.