When the Isthmus of Panama formed, it connected North and South America, allowing the interchange of the previously separated faunas from two continents. A puzzling aspect of this interchange is that North American mammals seem to be more successful. The fossil record shows more mammals... click to read more

In the 1970s, Nintendo, a company that owned taxis and hotels and made playing cards and instant rice, began to make video games. This changed the company forever. Communities of species that live together in nature are somewhat like a business. Each species is a... click to read more

How many times have you been thinking about a crocodile while swimming in the sea or in the ocean? Probably not a single time. For most of us, the chance of meeting a crocodile while swimming in salt water is unlikely. However, in some areas... click to read more

Imagine our planet about 145-66 million years ago during the ancient Cretaceous period. Dinosaurs may perhaps come first into your mind as the most iconic ancient animal. But of course, many other organisms lived together as parts of the ancient ecosystem, including ants. Many ancient ants... click to read more