In a 2011 study, scientists declared that tortoises living north and west of the Colorado River — the Mojave population now called Agassiz's desert tortoises, or Gopherus agassizii — are officially a ...

Australian freshwater turtles are facing an alarming trend. Almost half of these species are listed as vulnerable, endangered or critically endangered. The Mary River turtle (Elusor macrurus) is ...

This type of turtle is native to the Mississippi River area, according to the National Invasive Species Information Center. It is a popular pet but is one of the most invasive species in the world ...