David Attenborough has travelled the world and learned about wildlife. He now shares his knowledge with UK homeowners.

Many people want to help wildlife in their gardens and communities. David Attenborough has a simple tip for the summer.

David Attenborough has lived in London for 75 years. He knows a lot about the city's wildlife and shares this in his series, Wild London.

In one episode, he shares a quick and easy tip for gardens.

Now that hedgehogs are awake, you can make your garden welcoming by cutting a hole in your fence.

Attenborough gives advice on urban wildlife in his series.

Hedgehogs hibernate in winter and need help moving around. David Attenborough thinks cutting a fence hole is a good solution.

David Attenborough used to have a hedgehog in his garden. Now they are rare.

Urban areas are where hedgehog numbers are stable. With help, they might increase.

Hedgehogs look for mates but get stuck in enclosed gardens. People make 'hedgehog highways' to help.

Cutting a small hole in your fence helps hedgehogs navigate and find food.

Hedgehog highways help them survive.

Hedgehogs eat a lot of food at night. They thrive in urban areas with more food.

Gardeners can cut a small hole at the base of their fence to make a hedgehog highway.

Experts suggest covering the hole with plastic and leaves to keep predators away and make a shelter.