A 2-metre-tall flightless chicken could have been the highest predator in what’s now Antarctica 50 million years in the past.
Two 8-centimetre fossil claws discovered on Seymour Island, close to the tip of the Antarctic Peninsula, belonged to a big household of comparable birds that palaeontologists name terror birds, in response to an evaluation by Carolina Acosta Hospitaleche on the Nationwide College of La Plata in Argentina and Washington Jones on the…