Around 120 million years ago, a bird swallowed over 800 tiny stones and choked to death as a result. Paleontologists aren’t sure why. Like many recent fossil “discoveries,” researchers with the Field ...

Help is on the way for the birds of Marion Island, an uninhabited South African territory about 2,000 km (1,250 miles) southeast of Cape Town. Invasive mice are eating the island’s 29 avian species ...