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NOTICE: Newcastle Disease Update MANDATORY QUARANTINE! Important information for ALL bird owners.

Reptile fossils offer clues about elevation history of Andes Mountains

Posted December 30, 2015

Tortoise and turtle fossils, the first from the Miocene epoch found in Bolivia, suggest the Altiplano, near Quebrada Honda, was likely less than a kilometer above sea level 13 million years ago. Fossils of leaves and other animals support the suggestion.

Reptile fossils offer clues about elevation history of Andes Mountains

Posted

Tortoise and turtle fossils, the first from the Miocene epoch found in Bolivia, suggest the Altiplano, near Quebrada Honda, was likely less than a kilometer above sea level 13 million years ago. Fossils of leaves and other animals support the suggestion.

Second contagious form of cancer found in Tasmanian devils

Posted December 28, 2015

Transmissible cancers are believed to arise extremely rarely in nature. One of the few known transmissible cancers causes facial tumors in Tasmanian devils, and is threatening this species with extinction. Today, scientists report the discovery of a second transmissible cancer in Tasmanian devils. The discovery calls into question our current understanding of the processes that drive cancers to become transmissible.