Good boy! Are you wanting to go outside?

We can see what you're doing with that camera on.

They'll be wearing specially designed cat cameras to show us what they do when they're not at home.

And carrying GPS receivers to reveal their secret journeys.

What's unique about this experiment is that it reveals how 50 cats live, crowded together...

How they hunt and fight...

Really a classic stand-off.

And the surprising strategies they use to get along.

It raises the intriguing possibility that our cats may be changing and that could be down to us.