Birds often choose their mates based on song, making it a key factor in separating species. However, analyzing spectrograms can only tell us so much—the characteristics that birds hone in on when identifying potential mates may not be the same ones scientists notice in audio recordings. A new study from The Auk: Ornithological Advances uses field experiments to “ask the birds themselves” and uncovers as many as 21 previously unrecognized species. Read more at https://americanorni...l-bird-species/.
Auk Editor Pick - Song Experiments Reveal 21 Possible New Tropical Bird Species
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