This September, researchers studying snow leopards in southern Mongolia discovered something unexpected: the big, elusive cats maintained much larger home territories than anyone had previously realized. On average, ...

Koalas just can’t catch a break. Throughout their native territories in eastern Australia, the famously tree-loving marsupials face ever-shrinking habitats. Human development has carved up their eucalyptus forest homes ...

You’ll never see a fig’s flowers until you open one up. Unlike a blossoming plum, apple, or pear tree, figs hold their many microscopic white blooms inside of plump pouches at the end of their stems. On the tip of ...

Editor’s Note: The following is an excerpt from “The Killer Whale Who Changed the World” by journalist and filmmaker Mark Leiren-Young. The book opens with the description of a 1964 killer whale hunt ...

Editor’s note: The following is an excerpt from Wild Sex: The Science Behind Mating in the Animal Kingdom, by biologist, author and broadcaster Carin Bondar. Those curious about the fascinating sex lives of animals…read ...

The saltmarsh sparrow is in trouble. This tiny coastal bird, which weighs less than an ounce, is rapidly disappearing from the eastern United States. Fifteen years ago their population was estimated at more than 250,000. ...

When it comes to fighting giants, sometimes all you need is something small. In Africa, the proverbial Goliath is the iconic elephant, which not only faces ongoing pressures from poaching and habitat loss but also, unfortunately, ...

Editor’s Note: Rachel Nuwer received an award from the Society of Environmental Journalists for her coverage of the illegal wildlife trade, which included the article below. You can read more about Rachel’s ...