In humans and other animals, ageing is generally associated with a decline in biological function. But scientists are now discovering older animals perform vital roles in populations and ecosystems.

Old English Sheepdogs are best known for their thick, soft coats. These dogs are eye-catching due to their large size and characteristic bushy coat. They're friendly, companionable dogs that make good ...

Some animals can live to a startlingly old age, from the famous 392-year-old “Greenland shark” to a 190-year-old tortoise in the Seychelles. Two science studies published last week brings us closer to ...