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Caspian Tern (Hydroprogne caspia) is a bird species belonging to the family Laridae, recognized by its bright red bill and black head. It is the largest member of the Laridae family.【1】 Its large size and broad wings clearly distinguish it from other tern species. The species is also distinguished by its distinctive low, harsh calls and its appearance in flight, which resembles large gulls. Taxonomy The Caspian Tern (Hydroprogne caspia) has undergone various taxonomic revisions over time. Early

Common Swift (Apus apus) is a bird species belonging to the family Apodidae, recognized by its sickle-shaped wings and spending the majority of its life in flight. This species breeds across a wide area from northern Europe to Siberia and northern Africa, and spends most of the year in Africa south of the Sahara. It is a migratory species that feeds on insects while flying and typically uses cavities and hollows in human-made structures during the breeding season. Taxonomy The Common Swift (Apus