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When two ecosystems collided, ichthyosaurs re-evolved the ability to consume large prey

By Dirley Cortés, PhD Candidate, Biology, Redpath Museum, Biology Department, McGill University
Hans Larsson, Professor, Vertebrate Palaeontology, and Director, Redpath Museum, McGill University
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The land contact between North and South America has long been a fountain of research. The Isthmus of Panama — the narrow strip of land between the two continents — fully emerged about 3.5…The Conversation


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