Posts

Showing posts with the label anthropology

The Family Tree of Birds - Visualized

Image
This has got to be the most comprehensive bird-related family tree - ever .  It links nearly 10,000 species of birds, and walks the tee back to the dinosaurs (creationists, please ignore...). From a releated release  Researchers, from the University of Sheffield, Yale University, University of Tasmania and Simon Fraser University, say the creation of new species has speeded-up over the last 50 million years. Surprisingly, species formation is not faster in the species rich tropics, but was found to be faster in the Western Hemisphere compared to the Eastern Hemisphere as well as on islands. As well as being the first time scientists have created a family tree for birds, it is hoped the research could help prioritise conservation efforts in a bid to save the most diverse species from extinction. Dr Gavin Thomas, of the University of Sheffield’s Department of Animal and Plant Sciences, said: "We have built the first ever family tree showing the evolutionary relationsh...