Climate change is melting away glaciers around the world, but in the Andes Mountains, a wild relative of the llama is helping local ecosystems adapt to these changes by dropping big piles of dung.

Experts from Greenpeace Switzerland were startled when they analyzed feces from a variety of wild animals. "Oh s***, microplastics," the researchers titled their findings. While comical, the droppings ...

A pair walking along the coast of a less-populated island in Hong Kong noticed some animal droppings — and rediscovered a mammal considered locally extinct for decades. Jian-Huan Yang and Yik Fui ...