Reconnecting the skies: Linking flyways for migratory seabirds across continents

Arctic terns make the longest migration of any creature on Earth, with some Sterna paradisaea clocking more than 80,000 kilometers (49,709 miles) a year, flying from the Southern Ocean to their breeding grounds in the Arctic — and back.

For a tiny bird, weighing less than an iPhone, it’s an astounding feat.

South polar skuas […]