Black Guillemot vs Razorbill
Two species side by side. The larger value in each row is highlighted.
Size
Black Guillemot
0.32 m
Human
1.75 m
Razorbill
0.39 m
| Black Guillemot | Razorbill | |
|---|---|---|
| Weight | 0.34–0.49 kg | 0.505–0.89 kg |
| Length | 30–32 cm | 37–39 cm |
| Wingspan | 52–58 cm | 60–69 cm |
| Top Speed | 80 km/h | 80 km/h |
| Lifespan | 10–20 yrs | 10–25 yrs |
| Incubation | 29 days | 35 days |
| Offspring | 1–2 | 1–1 |
| Diet | Omnivore | Omnivore |
| Conservation Status | Least Concern | Least Concern |
| Activity Pattern | Diurnal | Diurnal |
| Migration | Partial Migrant | Migratory |
| Habitat | Coast, Ocean, Rocky Cliffs | Ocean, Coast, Rocky Cliffs |
| Regions | Nordics, Europe, North America, Antarctica | Nordics, Europe, North America, Antarctica |
| Family | Alcidae | Alcidae |
| Order | Charadriiformes | Charadriiformes |