New study finds kangaroos can ask humans for help
FILE - A mother and joey eastern grey kangaroo feed next to a juvenile roo on a hillside in the Wombeyan Karst Conservation Reserve 120km (74 miles) southwest of Sydney, Australia, Thursday, Aug. 18, 2016. On Wednesday, Dec. 16, 2020, in a new study, researchers from the University of Roehampton in London and the University of Sydney found that kangaroos know how to communicate to humans if they need help. (AP Photo/Rob Griffith)
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