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The swallow-tailed gull (Creagrus furcatus) is an equatorial seabird in the gull family, Laridae.It is the only species in the genus Creagrus, which derives from the Latin Creagra and the Greek kreourgos which means butcher, also from kreas, meat; according to Jobling it would mean "hook for meat" referring to the hooked bill of this species. [2]
Swallow-tailed gull (Creagrus furcatus) Waved albatross (Phoebastria irrorata) Yellow-crowned night heron (Nyctanassa violacea) Galapagos mockingbird (Mimus parvulus) Hood mockingbird (Mimus macdonaldi) Floreana mockingbird (Mimus trifasciatus) San Cristobal mockingbird (Mimus melanotis) Galapagos rail (Laterallus spilonota
Swallow-tailed gull. Order: Charadriiformes Family: Laridae. Royal tern. Gulls are seabirds although some are found on freshwater. They have hooked bills and some have hoods or caps on their heads. Terns were formerly placed in a family of their own, Sternidae, but now they are commonly placed along with gulls and skimmers in Laridae. Their ...
The motmots have colorful plumage and long, graduated tails which they display by waggling back and forth. In most of the species, the barbs near the ends of the two longest (central) tail feathers are weak and fall off, leaving a length of bare shaft and creating a racket-shaped tail. Five species have been recorded in Ecuador.
Swallow-tailed gulls are endemic to the Galapagos Islands. Gulls have a worldwide cosmopolitan distribution. They breed on every continent, including the margins of Antarctica, and are even found in the high Arctic. They are less common in the tropics, although a few species do live on tropical islands such as the Galapagos and New Caledonia.
Swallow-tailed gull, Creagrus furcatus (E-SA) Black-legged kittiwake, Rissa tridactyla (V) Sabine's gull, Xema sabini; Bonaparte's gull, Chroicocephalus philadelphia (V) Andean gull, Chroicocephalus serranus (E-SA) Brown-hooded gull, Chroicocephalus maculipennis (E-SA) Gray-hooded gull, Chroicocephalus cirrocephalus
There are 19 resident seabird species, including five endemic species. Endemic seabirds include the Galapagos penguin (Spheniscus mendiculus), waved albatross (Phoebastria irrorata), flightless cormorant (Nannopterum harrisi), swallow-tailed gull (Creagrus furcatus), and lava gull (Leucophaeus fuliginosus). [1]
Among species he described are the swallow-tailed gull and the white-capped fruit-dove. In the Galapagos, he collected specimens of the Galápagos dove, Galápagos martin, medium ground finch and the common cactus finch — these specimens were later presented to the Museum d'Histoire Naturelle in 1839. [2]