Rare 309-million-year-old fossils suggest early tetrapods developed without tadpole phase

300-million-year-old fossils challenge theory that early land animals had amphibian-like life cycles

A set of exquisitely preserved 300-million-year-old fossils suggests that early four-limbed vertebrates (tetrapods) did not undergo metamorp

Fossil study challenges assumption that early land vertebrates underwent amphibian-like metamorphosis

New fossil evidence challenges the long-held assumption that early land vertebrates underwent amphibian-like metamorphosis. Researchers stud

Fossil study challenges assumption that early land vertebrates underwent amphibian-like metamorphosis

New fossil evidence challenges the long-held assumption that early land vertebrates underwent amphibian-like metamorphosis. Researchers stud

Study finds stem tetrapods developed directly without larval stage across fin-to-limb transition

A study by Pardo et al. examining stem tetrapod fossils from the Mazon Creek Lagerstatte challenges the long-held assumption that early tetr

Study finds stem tetrapods developed directly without larval stage across fin-to-limb transition

A study by Pardo et al. examining stem tetrapod fossils from the Mazon Creek Lagerstatte challenges the long-held assumption that early tetr

OU paleontologists discover rare soft tissue preserved in 450 million year old fossil

The emergence and diversification of dog morphology

Study suggests vertebrate ancestors had complex brains 500 million years ago, lamprey research shows

A Chinese-led study featured on the cover of Science suggests that the common ancestor of all vertebrates, including humans, may have posses