Generally speaking, the animals alive today are mere shadows of their former selves – everything from worms to otters to penguins to sharks were bigger and meaner in the distant past. And birds were ...

A tiny, overlooked wrist bone called the pisiform may have played a pivotal role in bird flight and it turns out it evolved far earlier than scientists thought. Fossils from bird-like dinosaurs in ...

Until around 45,000 years ago, Australia was home to Genyornis newtoni, a fearsomely huge bird weighing roughly 230kg – almost six times as much as an emu – and standing 2 metres tall. This giant, ...