Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Gnathostomata (Gnathostome)
Eugnathostomata
Teleostomi
Euteleostomi
Sarcopterygii (Lobe-finned fishes)
Dipnotetrapodomorpha
Tetrapodomorpha (Tetrapodomorph)
Tetrapoda (Tetrapod)
Reptiliomorpha
Amniota (Amniote)
Sauropsida
Reptilia (Reptiles)
Eureptilia
Romeriida
Diapsid (Diapsida)
Neodiapsida
Sauria
Archelosauria
Archosauromorpha
Archosauriformes
Crurotarsi
Archosaur (Archosauria)
Avemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosaur (Dinosauria)
Saurischia
Eusaurischia
Š¢heropod (Theropoda)
Neotheropoda
Averostra
Tetanurae
Orionides
Avetheropoda
Coelurosauria
Tyrannoraptora
Maniraptoromorpha
Maniraptoriformes
Maniraptora
Pennaraptora
Paraves (Eumaniraptora)
Bird (Birds)
Neognathae (Neognaths)
Neoaves
Passerea
Gruae
Gruimorphae
Charadriiformes
Lari
Sterninae (Sternidae)
Sterna
Common tern (18875)
English name: common tern
Children (4 direct children, 4 direct and indirect children):
Sterna hirundo hirundo
Sterna hirundo tibetana
Sterna hirundo minussensis
Sterna hirundo longipennis
Siberian common tern