Bo's curly tail has made him a viral sensation since his owner's shared his story on TikTok. A stock image of a chocolate Labrador looking happily at the camera.

Many domesticated animals have curly tails, floppy ears, mottled coats and child-like faces. A 60-year-long experiment on Siberian foxes helps explain why.

Curly Tails in Milton Keynes rescues pet pigs who have outgrown their welcome. Available for over a year. I want these animals to have the life they deserve - founder, Jane Scott.