DNA tests and bird song recordings reveal Japan’s cryptic Tokara Leaf Warbler, a rare island bird only just recognized as its own species.
Evolution rarely hits delete. Instead, it leaves behind living relics built for animals that no longer exist. Avocados are one of them.
A blistering, otherworldly expanse in northeastern Ethiopia, the Danakil Depression is one of the hottest and most inhospitable places on Earth.