gondwana

Living the Scientific Life (Scientist, Interrupted)

Tag archives for gondwana

tags: parrots, Psittaciformes, evolution, molecular phylogeny, ornithology, Neornithes Red-crowned Amazon parrot, Amazona viridigenalis, at Elizabeth Street Parrotry, Brownsville, Texas. Image: Joseph Kennedy, 7 April 2008 [larger view]. Nikon D200, Kowa 883 telescope TSN-PZ camera eyepiece 1/750s f/8.0 at 1000.0mm iso400. One of the most contentious issues among scientists who study the evolution of birds is…