Quetzalcoatlus – Fossils Reveal the Largest Flying Pterosaur

Quetzalcoatlus was a pterosaur who lived approximately 70 million years ago during the Cretacious Period. They were among some fo…

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Thylacosmilus – Extinct Animals of South America

Thylacosmilus lived in South America 9 million years ago and was a saber-toothed metatherian. What is a metatherian? Metatherians largely…

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