Heermann's Gull vs Snowy-crowned Tern
Larus heermanni comparado con Sterna trudeaui
Side-by-Side Comparison
| Atributo | Heermann's Gull | Snowy-crowned Tern |
|---|---|---|
| Nombre científico | Larus heermanni | Sterna trudeaui |
| Orden | Charadriiformes | Charadriiformes |
| Familia | Laridae | Laridae |
| Estado de conservación | Near Threatened | Least Concern |
| Longitud | — | — |
| Envergadura | 67,2 cm (26.5 in) | 51,2 cm (20.2 in) |
| Peso | 448,26666666666665 g (15.81 oz) | 149,75 g (5.28 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1-2 | 2-4 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Near Threatened
Heermann's Gull
Least Concern
Snowy-crowned 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.
Snowy-crowned Tern
Snowy-crowned Tern, 33–35 cm, breeds along the Atlantic coasts of Argentina and Uruguay, wintering north to southern Brazil. White crown with black post-ocular mark (unlike a full black cap), yellow-tipped red bill. Coastal and estuarine piscivore; plunge-dives for small fish.