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
Box Turtle shell The eastern box turtle can close its shell tightly, giving it strong protection against predators such as raccoons. Read more
Bearded dragon thermoregulation The bearded dragon regulates its body temperature through posture, color changes and choosing the right spot. Read more
