In a video of a sun-drenched yard, a cat relaxes in the branch of a tree, with a man-made birdbox above him. But rather than waiting for prey, he's getting a haircut—from a tiny bird, who is pulling ...

Cities are strange ecosystems. For most creatures, they’re harsh, unforgiving places. But some have managed to not just ...

"You just made 100s of ... friends!" Couple saves bird from drowning after being alerted by flock: 'They're trying to get us to save their friend' first appeared on The Cool Down.

The concept of constructing a self-supporting structure made of rods—without the use of nails, ropes, or glue—dates back to ...