California Gull vs Heermann's Gull
Larus californicus verglichen mit Larus heermanni
Side-by-Side Comparison
| Merkmal | California Gull | Heermann's Gull |
|---|---|---|
| Wissenschaftlicher Name | Larus californicus | Larus heermanni |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Laridae | Laridae |
| Erhaltungsstatus | Least Concern | Near Threatened |
| Länge | — | — |
| Flügelspannweite | 75,4 cm (29.7 in) | 67,2 cm (26.5 in) |
| Gewicht | 717,5 g (25.31 oz) | 448,26666666666665 g (15.81 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 2-4 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Gemeinsame Lebensräume
California Gull only
Heermann's Gull only
-
Erhaltungsstatus
Least Concern
California Gull
Near Threatened
Heermann's Gull
About These Birds
California Gull
California Gull, 46–55 cm, breeds at inland lakes of western North America and winters on the Pacific coast. Yellow bill with red and black spot, greenish-yellow legs. Omnivore; famous for saving Utah crickets crops in 1848 — commemorated as Utah's state bird. Strongly migratory.
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.