Discovered more than six decades ago, the Tully Monster remains one of the most puzzling fossils ever studied. Despite ...

Deep inside a fossil-filled cave in the Dominican Republic, researchers uncovered evidence of an unexpected interaction ...

The conservation of genome regulatory elements over long periods of evolution is not limited to vertebrates, as previously ...

Researchers at University of Tsukuba and their collaborators have conducted a comprehensive analysis of the olfactory receptor repertoire of the hagfish (Eptatretus burgeri), a jawless vertebrate.

At first glance, this mammal looks like a horse gone terribly wrong. But, in reality, Chalicotherium is far from a botched ...

WE are all agreed that the four-footed terrestrial vertebrates or Tetrapoda have arisen from some fish-like aquatic ancestor. Two chief changes must have occurred in the passage from water to land-one ...