Heermann's Gull vs Lesser Crested Tern
Larus heermanni से तुलना Thalasseus bengalensis
Side-by-Side Comparison
| विशेषता | Heermann's Gull | Lesser Crested Tern |
|---|---|---|
| वैज्ञानिक नाम | Larus heermanni | Thalasseus bengalensis |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Near Threatened | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 67.2 cm (26.5 in) | 58.6 cm (23.1 in) |
| वजन | 448.26666666666665 g (15.81 oz) | 212.25 g (7.49 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Near Threatened
Heermann's Gull
Least Concern
Lesser Crested 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.
Lesser Crested Tern
Lesser Crested Tern, 35–37 cm, breeds colonially on islands across the Indian Ocean and western Pacific, from Red Sea to Australia. Orange bill, black crest, grey mantle. Coastal piscivore; plunge-dives in tropical waters. Gregarious; often nests with Greater Crested Terns.