LifeWhy one lake contains more than 1000 species of the same fish The secret to the unique diversity of Lake Malawi's cichlid fish may be down to huge variations in climate and water levels over the years News
LifeRuff bird orgies have four 'sexes' thanks to a supergene flip Male ruff sandpipers come in three types, each with its own bizarre mating strategy, thanks to a supergene created 3.8 million years ago News