自然と生物多様性
Are we heading the same way as the dinosaurs?
“Why did the dinosaurs die out?” The consensus, among palaeontologists and dinosaur crazy seven-year-olds alike, seems to be that about 66m years ago a 10km diameter asteroid crashed into...
Paul Upchurch's research focuses on: vertebrate systematics and evolution (especially dinosaurs, but also pterosaurs, mammals, crocodiles, salamanders, birds etc.); Mesozoic ecosystems and biogeography; phylogenetic and biogeographic methods; fossil record quality and ancient biodiversity change (e.g. mass extinction's); latitudinal biodiversity gradients in 'Deep Time'.
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