Great Auk vs Ancient Murrelet

Pinguinus impennis compared with Synthliboramphus antiquus

Side-by-Side Comparison

Attribute Great Auk Ancient Murrelet
Scientific Name Pinguinus impennis Synthliboramphus antiquus
Order Charadriiformes Charadriiformes
Family Alcidae Alcidae
Conservation Status Extinct Least Concern
Length
Wingspan 27.1 cm (10.7 in)
Weight 4750.0 g (167.55 oz) 208.16666666666666 g (7.34 oz)
Diet -- --
Clutch Size 1 2
Population Trend

Habitat Comparison

Shared Habitats

Great Auk only

None

Ancient Murrelet only

Conservation Status

Extinct

Great Auk

Least Concern

Ancient Murrelet

About These Birds

Great Auk

Great Auk was the Northern Hemisphere's giant flightless auk, 75–85 cm, hunted to extinction in 1844. The last pair was killed on Eldey Island, Iceland. Black above, white below with a white oval eye patch; vestigial wings. Spent most of its life at sea; bred colonially on Atlantic islands and rocks.

Ancient Murrelet

Ancient Murrelet, 24–27 cm, breeds in burrows on North Pacific islands from British Columbia to Japan. Black hood, grey back, white underparts with yellow bill. Nocturnal at colonies to avoid predators. Chicks lead-march to sea within days of hatching — abandoning the nest very early. Planktivore and piscivore.

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