The relationship of limbed vertebrates (tetrapods) to lobe-finned fish (sarcopterygians) is well established, but the origin of major tetrapod features has remained obscure for lack of fossils that ...

Scientists who famously discovered the lobe-finned fish fossil Tiktaalik roseae, a species with some of the clearest evidence of the evolutionary transition from fish to limbed animals, have described ...

Whole skeleton of Dipterus, an extinct lungfish from the middle Devonian period. Specimen (UMMP 16140) from the University of Michigan Museum of Paleontology. ANN ARBOR—If you're reading this sentence ...

Climate change and asteroids are linked with animal origin and extinction – and plate tectonics also seems to play a key evolutionary role, ‘groundbreaking’ new fossil research reveals. The discovery ...

Learn about the time period that took place 416 to 359 million years ago. 4 min read When the Devonian period dawned about 416 million years ago the planet was changing its appearance. The great ...