Tooth Loss Precedes the Origin of Baleen in Whales
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DOI: 10.1016/j.cub.2018.10.047
Abstract: Whales use baleen, a novel integumentary structure, to filter feed; filter feeding itself evolved at least five times in tetrapod history but demonstrably only once in mammals [1]. Living baleen whales (mysticetes) are born without… read more here.
Keywords: baleen whales; teeth baleen; evidence; tooth loss ... See more keywords