What made the oldest plesiosaur a strong swimmer
The study showed that these long extinct animals propelled themselves through the world's oceans by employing "underwater flight" - similar to sea turtles and penguins.
Dec 18, 2017, 17:29 PM IST
The study showed that these long extinct animals propelled themselves through the world's oceans by employing "underwater flight" - similar to sea turtles and penguins.
Dec 18, 2017, 17:29 PM IST