5/2/2023 0 Comments Bats drink blood sleep![]() ![]() And so blood is– as you already said– not a really good diet. MICHAEL HILLER: So drinking blood is a very unique diet that among mammals evolved only once in this lineage that comprises these three living vampire bat species. But tell us how does drinking blood require vampire bats to be different from other bats. In fact, they’re one of our charismatic creatures that we’ve spoken of. JOHN DANKOSKY: So we’ve talked about vampire bats on the show before. Michael Hiller is Professor of Comparative Genomics at the Center for Translational Biodiversity Genomics. My next guest went looking at their genes for clues and found some surprising changes. So how do they evolve to rely on this nocturnal nourishment? In fact, vampire bats are the only mammals on Earth where blood is the only thing on the menu. Later this hour, we’ll talk about the ethics of research on brains.īut first, do you shudder at the thought of a blood-drinking vampire bat? Pretty creepy, right? Well, it turns out that a diet of blood isn’t exactly the best way to eat, and so vampire bats have to consume more than their body’s weight in blood every single night. ![]()
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