Sandwich Terns (Sterna sandivicensis), in their breeding colony in June, on Brownsea Island, a nature reserve in Poole Harbour, Dorset, England, United Kingdom, Europe

sandwich tern breeding colony brownsea island poole harbour dorset great britain nature reserve birds wildlife summer avian sterna sandivicensis colony nesting coastal europe conservation ecology seabirds eggs feathers marine habitat foraging migration shorebirds natural behavior aquatic outdoor environment animal behavior breeding season nature lovers birdwatching ornithology terns nature enthusiasts coastal ecosystem island wildlife flora fauna wetlands nesting sites group behavior territorial habitats populations breeding ground natural habitat animal migration