Physiological Adaptations of the Plesiosaur for Holding its Breath

Physiological Adaptations of the Plesiosaur for Holding its Breath One hundred and fifty million years ago, large aquatic species of reptile such as the Plesiosaur dominated the ocean, and were pre-eminent predators of the sea. The branch of now extinct Plesiosaurs, or near lizards, evolved into variant closely related species specialised to take different niches … Read more