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Polar bear survival during summer

If you happen to be in the Arctic this summer polar bears (Ursus maritimus) can be spotted spending their time on the sea ice or on the shore in areas where ice has melted. While it is difficult to study the physiology of bears living on the ice, it had been hypothesized that bears living on shore experience…

Paleogeneticist Dr. Johannes Krause (University of Tübingen, Germany) and colleagues were interested in the origin of tuberculosis (TB) in the Americas. Since strains of TB found in the Americas are related to strains found in Europe, prior theories held that Spaniards may have introduced it to the Americas while colonizing South America.  The problem with…

An river otter was captured on camera taking on an juvenile alligator…and winning. The battle took place at the Lake Woodruff National Wildlife Refuge in Florida in 2011. More images can be seen on their Facebook page where the images were recently posted, impressive! According to National Geographic, the normal diet of a river otter consists of…

Pigeons on the menu for some catfish

I came across this interesting video today from Animal Wire that shows a population of catfish caught hunting pigeons on land: Who knew that catfish had more in common with cats than just their whiskers.