Ants in Fiji farm plants and fertilize them with their poop. And they've been doing this for 3 million years, much longer than humans, who began experimenting with farming about 12,000 years ago.
Strict bans on ivory trade are aimed at preventing elephant poaching. But the measures are causing unintended consequences for Alaska Natives who hunt walruses and carve their tusks for a living.
At the New England Aquarium, seals don't just cruise around the tank; they go to school each day. And their teacher has an individual lesson plan for each one of them.
Beekeepers are still losing honey bees to colony collapse disorder, though the crisis isn't as bad as a few years ago. Scientists are looking at other kinds of bees to pollinate crops: wild ones.
Defying a pet ban, Gavin Williamson keeps the spider at his desk, where it apparently intimidates people. He says he won't consider removing it until somebody removes all the mice in the old building.
New York City is not known for whale watching. But there's a new resident in the Hudson River: Gotham, the Humpback Whale. NPR's Audie Cornish talks to Paul Sieswerda, president of Gotham Whale.
They're descended from birds brought by British settlers that mated with turkeys native to the U.S. These birds taste much more like the turkeys that were on the table in the 17th century.
Our canine pals remember lots of facts, like where to find the food bowl. Now there's evidence they also have aspects of "episodic memory," which allow them to relive experiences and events.