Video: Journey by three round trips to the Moon of the Arctic Circle

The Arctic Circle is a summer chasing predator when migrating along a zigzag route between the two Earth poles.

Arctic Circle is a bird with the longest migratory path of the planet , hunting on the abundant sea of ​​food sources between the two poles of the Earth.

The journey of the Arctic leisure for the whole life is equivalent to three round-trip flights to the Moon, according to National Geographic. The video posted on Twitter on July 27 showed that Arctic terns roam the summer from Antarctica to the North Pole.

The North Pole is nesting in the North before migrating to the south.

The North Pole distributes every one to three years. They nest in the North before migrating south. The female protects the nest while the male hunts. Their main prey is fish and invertebrates of the ocean.

Many North Pole children will not survive to make a summer chase between two poles like parents. Adults have size 28-39cm, wingspan 65-75cm. Some individuals may live up to 30 years. Because of migratory characteristics, they are species that witness two summers each year.

The Arctic Circle has a migratory distance far beyond other predators on Earth.(Video: National Geographic).