Common ternFlussseeschwalbe Sterna hirundo
Family: Gulls and terns
Medium-sized and sharp-winged, with an orange-red bill tipped black, a full black cap and a deeply forked tail whose streamers fall short of the wingtips at rest. Pairs nest on gravel islands, rafts and shingle banks on rivers, lakes and the coast, hovering and diving for small fish. It is a widespread breeding bird in Germany that leaves in late summer for African waters.