The four species in this genus are the Black-fronted Tern, Whiskered Tern, White-winged Tern, and Black Tern.
Sites 2
- Chlidonias niger (Black Tern) Photos of this bird and its nest, physical characteristics, food habits, reproduction, and conservation status.
- Black Tern (Chlidonias niger) Details this bird's breeding habits, migration, and description, with photographs of adult and young birds.