Lions, for example, are highly territorial beasts; most people seem well aware of this. But as it turns out, geese will defend their turf as well—and quite aggressively at times.

A treadmill is great for exercise. That seems simple, right? But people keep finding new—and hilariously entertaining—ways to mis-use this seemingly straightforward piece of equipment.

It's every fan's dream: you get picked to take one shot from the middle of the court, and if you make it, you win ... something pretty great. But in this glorious age of online video, you also win eternal glory.

Monkeys and apes—sometimes they look so much like us that it's almost like we're all somehow related.

If you have ever owned a dog, I am guaranteeing this will happen to you at some point!  

Anyone who's ever had a cat knows that cats can find their way into just about anything. So it's particularly amusing to watch them mastering the art of opening the door. It may be simple to us, but remember: we have thumbs.

Never seen a Scottish terrier puppy pinwheel? It's a mesmerizing sight.

Ah, the old trust fall. What a great way to build bonds! Or not.

Every kid likes to feel like a grown-up sometimes.

It might seem like a simple procedure, but the traditional bouquet toss at a wedding can create quite a bit of mayhem: fire, wrestling matches, multiple-bridesmaid pile-ups, you name it.

Grandparents are great. They bring such joy to the world, so it's nice to see what makes them happiest: becoming grandparents.

Sit. Shake hands. Roll over. Express your deepest emotions about me in a concisely worded phrase.