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 birds nature waterbirds migration conservation habitat coastal ecosystem aerial display nesting feeding behavior social interaction avian flora fauna ecosystem biodiversity senegalese coast sandbanks estuary birdwatching ornithology flight colony dynamics seasonality species group behavior habitats shoreline wetland conservation mating rituals organisms environments natural history ecological significance aquatic birds flight patterns avian behavior nesting sites environmental protection caspian terns hydroprogne caspia breeding