A large fossilised clam shell, believed to have been formed 180,000 years ago, has failed to sell at auction. The 110cm (3.5ft)-wide shell, found in Kenya in 2017, is considered unusual as both ...

The clam was first reported by the Lake Champlain Basin in October, during routine monitoring in the Whitehall area. It has been in the region since 2008 but had not been found before in Lake ...

Giant clams can grow larger than one metre across, and weigh up to 250 kg Around 200 tonnes of illegally harvested giant clam shells worth nearly $25 million (£18 million) have been seized in the ...