Why did the hedgehog NOT cross the road? Because it had adapted its behaviour in order to thrive in a threatening man-made environment
Pigeons: The ultimate urban survivors. Street lights allow for round-the-clock dining and they've adopted snacking feeding habits. One study showed they can remember the faces of people who fed them and those who chased them away. When pursuers later tried to feed them, they were shunned – even after swapping clothes with the friendly feeder.