Heermann's Gull vs Little Tern
Larus heermanni ile kıyaslandığında Sternula albifrons
Side-by-Side Comparison
| Özellik | Heermann's Gull | Little Tern |
|---|---|---|
| Bilimsel Ad | Larus heermanni | Sternula albifrons |
| Takım | Charadriiformes | Charadriiformes |
| Familya | Laridae | Laridae |
| Koruma Durumu | Near Threatened | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 67,2 cm (26.5 in) | 33,9 cm (13.3 in) |
| Ağırlık | 448,26666666666665 g (15.81 oz) | 55,0 g (1.94 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1-2 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
Koruma Durumu
Near Threatened
Heermann's Gull
Least Concern
Little 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.
Little Tern
Little Tern is one of the world's smallest terns, 21–25 cm, breeding along coastlines and rivers across Europe, Asia, Africa, and Australia. White below, grey above, with a yellow bill tipped black and a white forehead patch. Hovers and plunge-dives for small fish. Migratory; winters in tropical coasts.