Caspian Terns (Hydroprogne caspia) at breeding colony on Ile des Oiseaux in the Parc National du Delta du Saloum, UNESCO World Heritage Site, Senegal, West Africa, Africa

senegal wildlife nesting feeding birds nature conservation avian species animal behavior biodiversity ecosystem coastal habitat marine life sandy shore water habitat protection avian colony migration ethology ecological importance nature reserve birdwatching shorebirds habitat restoration ecological balance aquatic environment coastal wetlands protected area biodiversity hotspot natural heritage ornithology birding sandy beach tropical environment nesting grounds group behavior social interaction animal community caspian terns hydroprogne caspia breeding colony ile des