Atlantic White Tern vs Indian Skimmer
Gygis alba в сравнении с Rynchops albicollis
Side-by-Side Comparison
| Характеристика | Atlantic White Tern | Indian Skimmer |
|---|---|---|
| Научное название | Gygis alba | Rynchops albicollis |
| Отряд | Charadriiformes | Charadriiformes |
| Семейство | Laridae | Laridae |
| Охранный статус | Least Concern | Endangered |
| Длина | — | — |
| Размах крыльев | 50,4 cm (19.8 in) | 74,4 cm (29.3 in) |
| Масса | 138,0 g (4.87 oz) | 164,0 g (5.78 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 2-5 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Atlantic White Tern
Endangered
Indian Skimmer
About These Birds
Atlantic White Tern
Atlantic White Tern: 28–33 cm, wingspan 76–87 cm, ethereally white seabird with blue-grey bill, blue orbital ring, and large dark eyes. Breeds on tropical Atlantic islands including Ascension and Saint Helena; related species widespread across the Indo-Pacific. Nests on bare branches with no nest material. Feeds on small fish near the surface.
Indian Skimmer
Indian Skimmer: 38–43 cm, black-and-white skimmer with an orange-and-yellow bill and white collar. Resident on large sandy rivers of the Indian subcontinent. VU. Feeds by skimming river surface with protruding lower mandible to catch fish. Severely threatened by sand-mining, dam building, and human disturbance at nesting colonies.