The natural world is full of amazing creatures that build incredible structures. From tiny insects to large mammals, animals use their instincts, skills, and sometimes teamwork to build homes, traps, ...

Fern-like bodies once covered the seafloor, some stretching as tall as a person. Yet for millions of years, the animal world ...

Long considered possible evidence of some of the earliest animal activity ever recorded, these tiny fossils discovered in ...

Researchers at the Technion have discovered how changes in genetic regulatory sequences can lead to alterations in the form and structure of animals—even when genetic regulatory systems are stable and ...

Wildlife crossings cut down on roadkill. But are they really a boon for conservation? In the mid-2000s, toads were meeting a gruesome end near Ede, an old, leafy town in the middle of the Netherlands.