A fish species thought to be extinct has suddenly been found in a small pond in Bolivia. The rare seasonal killifish, Moema ...

Learn more about the juvenile fish that carry sea anemones like weapons or shields to ward off predators.

Discover extraordinary animals starting with 'O' that play vital roles in global ecosystems. From the speedy Ostrich in ...

Animals with names starting with ‘X’ are quite rare in the whole world, yet they include some fascinating and diverse species from across the globe. From shimmering hummingbirds to transparent fish ...