Australia's iconic Great Barrier Reef is facing a threat from a massive outbreak of crown-of-thorns starfish.
Sometimes different but related species can reproduce. When two different species successfully mate, the resulting offspring is called a hybrid.
Everyone loves dinosaurs. Perhaps less well-known are their cousins, the pterosaurs. Pterosaurs could fly, and were closely related ...
It’s the National Day of the Horse! Do You Know Where the Real Wild Horses Live?
Alarm calls truly display the complexity of animal communication. Chimps tailor their warning communications based on the knowledge level of the recipient.
It might be the end of the line for the vaquita, the world’s rarest marine mammal. A dramatic last-ditch attempt to capture one has failed.
Will a ban on shark fins help shark populations? Since sharks are slow-growing and long-lived, once shark stocks are depleted, they take a while to rebound.
Every year, thousands of American eels make an amazing migration from their freshwater homes into the Atlantic Ocean, where they spawn and die.
Neutering feral dogs in Madagascar means saving the native species.
Cities can host surprisingly diverse bird species, apart from the ubiquitous pigeons and sparrows. Where do they go in the winter?