06/06/2026
“The UK’s smallest tern undertakes one of nature’s biggest journeys—crossing continents to return to the same stretch of beach each spring. Here are 10 incredible facts about this remarkable acrobatic little seabird…
1. They are the UK’s smallest tern, with a wingspan of only 41–47 cm and weighing little more than a blackbird.
2. Despite their size, they are long-distance migrants, travelling thousands of miles between their breeding grounds in Britain and wintering areas along the coasts of West Africa.
3. They can hover like tiny helicopters before plunging into the sea to catch small fish such as sand eels and sprats.
4. Their chicks are remarkably well camouflaged, blending almost perfectly with shingle and sandy beaches, making them difficult for predators—and even wardens—to spot.
5. Little terns often return to the same breeding colony year after year, showing strong loyalty to successful nesting sites.
6. A newly hatched chick can leave the nest scrape within hours, although it remains dependent on its parents for food and protection.
7. They nest directly on open beaches, laying eggs in a simple scrape in the sand or shingle rather than building a traditional nest.
8. Their lifespan can exceed 20 years, although many birds face significant challenges during migration and breeding.
9. They are highly vocal and fiercely protective, often mobbing much larger birds, including gulls and crows, that venture too close to their nests.
10. They are one of Britain’s rarest breeding seabirds, with conservation teams working every summer to protect colonies from disturbance, predators, flooding, and habitat loss.