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
Leopard tortoise size: How big can it grow? The leopard tortoise is one of Africa’s largest land tortoises, with a shell length that can reach up to 70 cm. Read more
Ant superorganism: Tiny insects, one huge system Ant colonies form perfectly coordinated systems that can function almost like one giant superorganism. Read more
