The tiny highway helping the capital's hedgehogs (opens original article in a new tab)

A network of hedgehog tunnels and community efforts in London aims to help the vulnerable species survive by overcoming urban barriers.

• Hedgehog tunnels and holes in south-west London help the animals move between spaces
• A community initiative called the hedgehog highway has been created to aid hedgehogs in the capital
• ZSL research shows hedgehogs are vulnerable to extinction due to urban barriers
• Hedgehog numbers have declined by 30% to 75% since 2000 in Britain