Humans have inhabited Hispaniola for roughly six thousand years, during which time the island's rodent diversity dwindled from 11 species to just 1. By determining exactly when these species last ...

Researchers discovered the skull of a one-ton, two million year old rodent in Uruguay The fossilized skull of the largest rodent ever recorded has been described by scientists for the first time ...

The skull of a black rat (right) compared with a fairly complete skull of one of Timor's other extinct giant rats (left). The giant rat shown here isn't the biggest of the extinct rats ...