The Vampire Birds of the Galápagos Have Fascinating Inner Lives

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A vampiric finch drinking the blood of a Nazca booby. The finches only resort to their vampiric diet in lean times, and when they do, they put themselves at risk.

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#birds
#vampires
#bats
#biology and biochemistry
#galapagos islands
#bacteria
#digestive tract
#blood
#animal behavior
#philosophical transactions of the royal society b journal
#your-feed-science