How shifting climates may have shaped early elephants trunks sciencedaily.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from sciencedaily.com Daily Mail and Mail on Sunday newspapers.
How shifting climates may have shaped early elephants trunks phys.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from phys.org Daily Mail and Mail on Sunday newspapers.
The ancient bones of a distant ancestor of the modern giraffe are offering scientists evidence about why the animal’s long neck developed. Scientists say these fossils, which were discovered in China, suggest a long neck was helpful for competitions between males.
Scientists have puzzled over the distinctive form of giraffes at least since Charles Darwin and Jean-Baptiste Lamarck (figuratively) butted heads over how the towering ungulates got their long necks. The Darwinian theory still prevails, but which of the two processes natural selection or sexual selection plays a more important role still divides evolutionary biologists. A new […]