European Herring Gull vs Aleutian Tern
Larus argentatus से तुलना Onychoprion aleuticus
Side-by-Side Comparison
| विशेषता | European Herring Gull | Aleutian Tern |
|---|---|---|
| वैज्ञानिक नाम | Larus argentatus | Onychoprion aleuticus |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Vulnerable |
| लंबाई | — | — |
| पंखों का फैलाव | 86.2 cm (33.9 in) | 52.4 cm (20.6 in) |
| वजन | 1110.0 g (39.15 oz) | 104.88 g (3.70 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
European Herring Gull
Vulnerable
Aleutian Tern
About These Birds
European Herring Gull
European Herring Gull, 55–67 cm, wingspan 125–155 cm, is the archetypal large gull of Atlantic Europe. Silver-grey mantle, white body, yellow bill with red spot, pink legs. Omnivore; scavenges in cities and harbours; drops molluscs to crack shells. Partially migratory; declining in recent decades.
Aleutian Tern
Aleutian Tern, 32–34 cm, breeds colonially in Alaska and Russian Far East, wintering in Southeast Asian waters — one of the most poorly tracked migrations among seabirds. Dark grey above, white below, black cap with white forehead. Piscivore; dives for small fish. Near Threatened.