Ancient giant kangaroos could hop after all

New research suggests that the giant ancestors of modern kangaroos may not have been as limited in their movement as once believed. Some of these prehistoric species are thought to have weighed up to 250 kilograms, yet a study published in Scientific Reports indicates they may have been capable of hopping in short bursts. This challenges earlier research that argued kangaroos weighing more than 160 kilograms were simply too heavy for their ankles to handle the stress of ho...