Hummingbirds Aren’t So Sweet After All. Use Beak as Weapon

November 5, 2014 3:15 PM

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Those cute little birds drinking red nectar out of your bird feeder have a dark side.

In a new study published in the journal Behavioral Ecology, male long-billed hermit hummingbirds (native to Costa Rica) use their beaks as weapons to stab each other in the throat as part of a mating game.

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