A single atom can change the colour of a bird. These are the genes responsible
New research reveals how parrots and finches develop their extraordinary colours – and shows that evolution is an ongoing ...
Smithsonian Magazine4d
Rare ‘Terror Bird’ Fossil Found in Colombia Reveals the Enormous Size of a Prehistoric Predator
The bone, described two decades after its discovery, suggests the species might have grown up to 20 percent bigger than other ...