In the last couple of decades, environmentalists have repeatedly sounded the alarm - but now it's taking on a new tone. Indeed, the Turtle Conservation Consortium argues that the turtle survival crisis is "unprecedented" in terms of "its severity and risk."
Among those species in danger of disappearing are turtles such as the Northern River Terrapin pictured in this image. In the following gallery, you'll come across many of the other turtles and tortoises that researchers say are also facing the very real threat of extinction.
Credit: Rupali Ghosh