Heermann's Gull vs Kerguelen Tern
Larus heermanni comparado con Sterna virgata
Side-by-Side Comparison
| Atributo | Heermann's Gull | Kerguelen Tern |
|---|---|---|
| Nombre científico | Larus heermanni | Sterna virgata |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Near Threatened | Near Threatened |
| Longitud | — | — |
| Envergadura | 67,2 cm (26.5 in) | 50,0 cm (19.7 in) |
| Peso | 448,26666666666665 g (15.81 oz) | 127,5 g (4.50 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1-2 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Near Threatened
Heermann's Gull
Near Threatened
Kerguelen Tern
About These Birds
Heermann's Gull
La gaviota de Heermann es una gaviota inconfundible del Pacífico mexicano y norteamericano, con cabeza blanca en verano y pico rojo.
Kerguelen Tern
Kerguelen Tern, 31–33 cm, is restricted to a handful of sub-Antarctic islands including Kerguelen and Crozet. Darker grey than Antarctic Tern, with reddish bill. Piscivore and invertivore; forages in kelp beds and coastal waters. Near Threatened; small, isolated population vulnerable to introduced predators.