Charadriiformes

order of birds Charadriiformes (Charadriiformes) is an order comprising closely related families of organisms. It contains 19 families with 390 known species. Key family groups include Alcidae, Burhinidae, Charadriidae, Chionidae, Dromadidae, and Glareolidae. Among its members, 65 species are currently classified as threatened (Critically Endangered, Endangered, or Vulnerable). It belongs to Birds (Aves).