Subject: [Tweeters] Male hummingbirds use beaks when fighting to stab at their opponents' throats
Date: Fri Nov 10 06:28:10 PST 2023
From: Dan Reiff - dan.owl.reiff at gmail.com
https://phys.org/news/2014-11-male-hummingbirds-beaks-stab-opponents.html
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