New research shakes up the sloth family tree

New studies by two research teams published today in the journals Nature Ecology and Evolution and Current Biology challenge decades of accepted scientific opinion concerning the evolutionary relationships of tree sloths ...

Sloth movement secrets revealed

(PhysOrg.com) -- New studies of the movements of sloths have revealed more information about how they move around in the trees, traveling upside down.

Prehistoric puma poo reveals oldest parasite DNA ever recorded

A team of Argentinian scientists from the National Council of Scientific and Technical Research (CONICET) made the discovery after studying a coprolite taken from a rock-shelter in the country's mountainous Catamarca Province, ...

Study suggests giant sloth did not make it to Holocene

A team of researchers from the National University of Central Buenos Aires, Olavarría, Stafford Research and La Brea Tar Pits and Museum, has found evidence that suggests the giant sloth went extinct before the onset of ...

Study signals dramatic change in way ancient diets are calculated

Knowing what extinct animals ate has long been determined by analyzing carbon isotopes locked inside fossil teeth. For two decades, a key isotope value in these equations has been assumed to be the same for all plant-eating ...

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