Crows are protected.

The rooster crows.

Every morning, the rooster crows.

Intelligent crows are spreading in cities

Tom is scaring the crows away.

I am throwing stones at crows.

Joshua Klein on the intelligence of crows

Two crows are flying in the sky.

Have you ever thrown stones at crows?

I'll be gone before the rooster crows.

We're seeing a population boom with crows.

In fact, that's old hat for crows.

This is a vending machine for crows.

So, this is a vending machine for crows.

Raise crows and they'll peck your eyes out.

So the moral being, don't piss off crows.

So we know that there's lots of crows.

The rooster crows, Cock a doodle doo! in the morning.

The cock crows, Cock a doodle doo! in the morning.

I think that crows can be trained to do other things.

In a second experiment, the canny crows had to solve a trickier problem.

And this is where we see the difference between crows and other animals.

And crows and other corvidae, ravens, rooks and so forth, are incredibly smart birds.

A controversial project to cull crows in Leer was behind negative headlines in 2005.

So, I spent the next 10 years reading about crows in my spare time.

So what's significant about this isn't that crows are using cars to crack nuts.

Crows, on the other hand, show up, and they try and figure it out.

It turns out that crows aren't just surviving with human beings they're actually really thriving.

Video Crows have become highly skilled at making a living in these new urban environments.

And were entertained to discover that for the rest of the week, these crows, whenever these particular students walked around campus, these crows would caw at them, and run around and make their life kind of miserable.

The cow moos, the rooster crows, the pig oinks, the duck quacks, and the cat meows.

So, it turns out we've been finding more and more that crows are really, really intelligent.

And since that time, all of the crows in the neighborhood are picking up this behavior.

So, when they get really used to that, we move on to the crows coming back.

For example, in Sweden, crows will wait for fishermen to drop lines through holes in the ice.

And crows eventually come by, and eat the peanuts and get used to the machine being there.

So, what's significant about this to me isn't that we can train crows to pick up peanuts.

And of course, we human beings are way out on the end of the distribution like the crows.

But the story of the vending machine is a little more interesting if you know more about crows.

And these crows use sticks in the wild to get insects and whatnot out of pieces of wood.

And when the fishermen move off, the crows fly down, reel up the lines, and eat the fish or the bait.

Jesus said to him, Most certainly I tell you that tonight, before the rooster crows, you will deny me three times.

So now, students at the University of Washington that are studying these crows do so with a giant wig and a big mask.

So childhood is the reason why the crows end up on the cover of Science and the chickens end up in the soup pot.

Other creatures, like the crows, aren't very good at doing anything in particular, but they're extremely good at learning about laws of different environments.