Tracks left by some of the earliest complex animals are giving new insights into how they experienced the world. New research ...

When a caterpillar hatches from its egg, it spends the first few weeks of its life eating as much as it physically can. Then, it hangs itself upside down from a leaf or stem and sheds its outer skin ...

From butterflies to blue whales, corals and worms, Earth is home to an incredible diversity of animals. How all of these animals evolved from earlier, simpler ancestors is one of the most exciting ...