oyster

Scientists have identified the longest living animal in the world. It is a sea oyster in the North Atlantic with a lifespan of up to 507 years.

A fisherman discovered an oyster with a width of 18 cm and weighed nearly 1.4 kg at the port of Plymouth, England.

Analysis of oysters on the fragment of MH370 can help authorities find the clues of the aircraft has mysteriously disappeared over two years.