I live on the seventh floor in a moderately urbanized city. From my window, all I see is concrete. I mean, it’s not exactly normal to spot bears, cheetahs, or elephants strolling down the street — ...

What is a vivarium, and what is happening on YouTube? According to experts, a vivarium, often confused with a terrarium, is “a bio-active, closed container for plants and sometimes animals. In its ...

Biologist E.O. Wilson once wrote that "ants are the most warlike of all animals," noting that clashes between ant colonies dwarfed the human battles at Waterloo and Gettysburg. But sometimes ant ...