New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine—including all mammals, fish, reptiles and amphibians—evolved. In a paper ...

Tidal marshes : home for the few and the highly selected / Russell Greenberg -- The Quaternary geography and biogeography of tidal saltmarshes / Karl P. Malamud-Roam [and others] -- Diversity and ...

Scientists have long puzzled over the gap in the fossil record that would explain the evolution of invertebrates to vertebrates. Vertebrates, including fishes, amphibians, reptiles, birds, mammals, ...

A stunningly-preserved, half-billion year old fossil of a strange Cambrian creature could shift our understanding of how a sister group to vertebrates evolved, a new study suggests. The fossil, ...