First Evidence that Microplastics Travel Up the Food Chain and Into Seal Bellies

You’re familiar with the food chain: little fish eats plankton, bigger fish eats the little fish, then a seal eats the bigger fish, thus consuming the energy from all three smaller animals. But what if the little fish had also eaten an indigestible piece of plastic? New evidence demonstrates the plastic could make it…

How Evolution Turned Lions and Cheetahs Into Such Formidable Killing Machines

When we see a large cat capturing its prey on the African savannah, we’re literally watching millions of years of evolution in action. But these attacks don’t always end in a meal, as “survival of the fittest” sometimes means the target gets to make a daring escape. New research uncovers the athleticism involved in…

Mountain Lions Are Terrified of Humans—and That’s a Problem

We typically think of large predatory animals like mountain lions as fearless beasts that’ll stop at nothing to procure a meal—even if that meal consists of human flesh. New research suggests that this view is wrong, and that big cats don’t like to bump into us any more than we like to bump into them. Problem is, this…