| Literature DB >> 24456984 |
Abstract
A soft tissue structure has been discovered on the head of the duck-billed dinosaur Edmontosaurus. Its similarity to a cock's comb and other sexually dimorphic structures of birds suggests that potential sexual signals existed in these extinct animals.Entities:
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Year: 2014 PMID： 24456984 DOI： 10.1016/j.cub.2013.12.007
Source DB: PubMed Journal: Curr Biol ISSN： 0960-9822 Impact factor: 10.834