The arctic tern (Sterna paradisaea) has one of the longest annual migrations of any animal on Earth! Every year, arctic terns migrate from the Arctic Circle to the Antarctic Circle— a round-trip journey of about 18,000 miles. #WorldMigratoryBirdDay 🐦 | Science Channel

🌎✨ The Arctic Tern has one of the longest migration routes of any bird, flying over 50,000 miles round-trip each year! From the Arctic, where it breeds, to Antarctica, where it winters, and back again. Over its lifetime, that's an astonishing 1.8 million miles! 🧳 Talk about a frequent flyer! Our Bird of the Week also experiences more daylight each year than any other animal, thanks to breeding under the endless Arctic summer sun and wintering in the "southern summer" of Antarctica. ☀️ 💡We’re

421K views · 8.8K reactions | The arctic tern makes the equivalent of three trips to the moon and back in its lifetime. | National Geographic | Facebook