#4 may come as a surprise!
All air-breathing vertebrates have a larynx—a structure of muscles and folds that protects the trachea and, in many animals, vibrates and modulates to produce a stunning array of sounds. But birds, ...
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Can birds understand each other?

Birds make an incredible variety of sounds, from simple chirps to complex songs, but whether they actually understand each ...
Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Songbirds like parrots and parakeets might be well known for ...