Heermann's Gull vs Yellow-billed Tern
Larus heermanni dibandingkan dengan Sternula superciliaris
Side-by-Side Comparison
| Atribut | Heermann's Gull | Yellow-billed Tern |
|---|---|---|
| Nama Ilmiah | Larus heermanni | Sternula superciliaris |
| Ordo | Charadriiformes | Charadriiformes |
| Famili | Laridae | Laridae |
| Status Konservasi | Near Threatened | Least Concern |
| Panjang | — | — |
| Rentang Sayap | 67,2 cm (26.5 in) | 33,8 cm (13.3 in) |
| Berat | 448,26666666666665 g (15.81 oz) | 47,800000000000004 g (1.69 oz) |
| Diet | -- | -- |
| Ukuran Sarang | 1-2 | 2-3 |
| Population Trend | — | — |
Habitat Comparison
Status Konservasi
Near Threatened
Heermann's Gull
Least Concern
Yellow-billed Tern
About These Birds
Heermann's Gull
Heermann's Gull, 46–51 cm, is distinctive — dark grey body, white head (breeding), red bill. Breeds almost entirely on Isla Rasa in the Gulf of California, then disperses north along the Pacific coast to British Columbia. Kleptoparasite; steals fish from Brown Pelicans. Near Threatened; range highly restricted.
Yellow-billed Tern
Yellow-billed Tern, 22–24 cm, is a freshwater tern of the Amazon and Orinoco river systems in South America. Yellow bill and legs, grey back, black cap. Piscivore; hovers over rivers and lakes, diving for small fish. Resident year-round along major tropical waterways.