Male hummingbirds use their beaks as deft, dagger-like weapons when fighting each other for territory, according to a study carried out by a group of scientists from the University of Connecticut and New Mexico State University. Male Long-billed hermits (Phaethornis longirostris) use their beaks as a weapon during territorial disputes. Image credit: © Maxime Aliaga. The study, published in the journal Behavioral Ecology, focuses on the Long-billed...
