OSLO (Reuters) - Arctic terns can fly more than 80,000 km (49,700 miles) a year, beating past estimates of the seabirds' record migrations and equivalent to three round trips to the Moon over a ...
OSLO (Reuters) - Arctic terns can fly more than 80,000 km (49,700 miles) a year, beating past estimates of the seabirds' record migrations and equivalent to three round trips to the Moon over a ...