Evolution

Sensitive teeth? Blame these ancient fish

New research on fossils shows teeth first evolved as sensory tissue in the armored exoskeletons of early fish

What “living drill bits” can teach us about evolution

Clams that can bore into solid rock show surprising patterns of evolution, UChicago study finds

How fish fins evolved just before the transition to land

Research on fossilized fish from the late Devonian period, roughly 375 million years ago, details the evolution of fins as they began to transition into limbs fit for walking on land.

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