Fiji Petrel vs Antarctic Petrel

Pseudobulweria macgillivrayi compared with Thalassoica antarctica

Side-by-Side Comparison

Attribute Fiji Petrel Antarctic Petrel
Scientific Name Pseudobulweria macgillivrayi Thalassoica antarctica
Order Procellariiformes Procellariiformes
Family Procellariidae Procellariidae
Conservation Status Critically Endangered Least Concern
Length — —
Wingspan 40.8 cm (16.1 in) 59.2 cm (23.3 in)
Weight 132.5 g (4.67 oz) 658.3333333333334 g (23.22 oz)
Diet -- --
Clutch Size -- 1
Population Trend — —

Habitat Comparison

Shared Habitats

None

Fiji Petrel only

Antarctic Petrel only

None

Conservation Status

Critically Endangered

Fiji Petrel

Least Concern

Antarctic Petrel

About These Birds

Fiji Petrel

30 cm. Small dark petrel; all dark brown with slightly paler chin. Critically Endangered; only one confirmed breeding record from Gau Island, Fiji. Fewer than 50 known sightings total. Possibly nests in highland forest burrows; one of the rarest and least-known petrels.

Antarctic Petrel

40–46 cm, wingspan 100–110 cm. Striking chocolate-brown and white pattern; only member of its genus. Breeds solely in Antarctica on cliff ledges; among the most southerly-nesting birds. Feeds on fish and krill beneath pack ice. Returns to colonies in October; one of the most abundant Antarctic seabirds.

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