Box Turtle shell The eastern box turtle can close its shell tightly, giving it strong protection against predators such as raccoons. Read more
Green Vine Snake Venom: Fangs at the Back of the Mouth The green vine snake (Ahaetulla nasuta) has venom-delivering fangs positioned toward the back of its upper jaw. Read more
Snake Species: More Than 4,200 Around the World More than 4,200 snake species are known worldwide, playing important roles in maintaining the balance of natural ecosystems. Read more