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Comparative Anatomy

Mammalian Anatomy Mammalian Physiology Jaw Structure Millipedes and Centipedes Sinus Adaptations Extinct Species Anatomy Flying Reptiles Fossil Analysis Archosauromorphs Bird Anatomy Sharks

62-Million-Year-Old Skeleton Reveals Close Evolutionary Link to Humans

New Study Redefines Megalodon as a Sleek, Energy-Efficient Predator

Fossil of 69-Million-Year-Old Bird Redefines Evolutionary History

Oldest Modern Lizard Fossil Reconfirmed as Squamate

35,000-Year-Old Saber-Toothed Cub Found Preserved in Siberia

New Fossil Discovery Illuminates Pterosaur Evolutionary Path

Prehistoric Crocodile Relatives' Sinuses Hindered Deep Diving Evolution

Scientists Unveil the Head of Earth's Largest Arthropod

225-Million-Year-Old Fossils Rewrite Early Mammalian Evolution

Jurassic Fossils from Isle of Skye Unveil Early Mammal Longevity