The Surprising Frequency of Interspecies Mating
Sometimes different but related species can reproduce. When two different species successfully mate, the resulting offspring is called a hybrid.
Getting to Know Pterosaurs
Everyone loves dinosaurs. Perhaps less well-known are their cousins, the pterosaurs. Pterosaurs could fly, and were closely related ...
Restoring the Prehistoric Horse
It’s the National Day of the Horse! Do You Know Where the Real Wild Horses Live?
The Complexity of Animal Communication
Alarm calls truly display the complexity of animal communication. Chimps tailor their warning communications based on the knowledge level of the recipient.
Why Scientists Couldn’t Save the Vaquita, the “Panda of the Sea”
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.
Why It’s So Difficult to Save Sharks
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.
The Final Migration of the American Eel
Every year, thousands of American eels make an amazing migration from their freshwater homes into the Atlantic Ocean, where they spawn and die.
Where Do City Birds Go for the Winter?
Cities can host surprisingly diverse bird species, apart from the ubiquitous pigeons and sparrows. Where do they go in the winter?
England’s Forgotten Favorite Drink
Thanks to botanical artists, 19th century paintings of perry pears are helping to bring England's forgotten bubbly back to our glasses.