Vampire finches: how little birds in the Galápagos evolved to drink blood

Finches have evolved to feed off blood from red-footed and Nazca boobies – and we've seen it first-hand.

Jaime Chaves, Assistant Professor, Ecology and Evolution, San Francisco State University • conversation
Jan. 15, 2021 • ~7 min

Vampire finches: how little birds in the Galápagos got a taste for big bird blood

Finches have evolved to feed off blood from red-footed and Nazca boobies – and we've seen it first-hand.

Jaime Chaves, Assistant Professor, Ecology and Evolution, San Francisco State University • conversation
Jan. 15, 2021 • ~7 min

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