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TLS12DB20 Forked Tongues
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Could a pair of Quetzalcoatlus really harass a T. rex away from a carcass? And did dinosaurs have forked tongues like snakes and Komodo dragons? In this Dinosaur Bite, Iszi Lawrence and Dr Dave Hone tackle both questions - starting with the Prehistoric Planet scene in which two enormous azhdarchid pterosaurs hassle a T. rex over a carcass. Dave explains why the basic idea is perfectly plausible, drawing comparisons with modern animals such as hyenas, lions and vultures. But there's one part of the scene he isn't convinced by: with a huge carcass available, would the T. rex really bother wasting energy chasing the pterosaurs away? They then turn to the surprisingly complicated question of…