Antarctic Prion vs Barolo Shearwater

Pachyptila desolata compared with Puffinus baroli

Side-by-Side Comparison

Attribute Antarctic Prion Barolo Shearwater
Scientific Name Pachyptila desolata Puffinus baroli
Order Procellariiformes Procellariiformes
Family Procellariidae Procellariidae
Conservation Status Least Concern Not Evaluated
Length
Wingspan 36.5 cm (14.4 in)
Weight 149.0 g (5.26 oz) 164.5 g (5.80 oz)
Diet -- --
Clutch Size 1 1
Population Trend

Habitat Comparison

Shared Habitats

None

Antarctic Prion only

Barolo Shearwater only

Conservation Status

Least Concern

Antarctic Prion

Not Evaluated

Barolo Shearwater

About These Birds

Antarctic Prion

25–28 cm, wingspan 58–66 cm. Classic prion pattern: pale blue-grey, white below, bold dark M across upperwing. Medium-broad bill. Most abundant and widespread prion; breeds South Georgia, Heard, Kerguelen, Macquarie. Feeds on crustaceans; makes deep dives compared to congeners.

Barolo Shearwater

25–28 cm. Small; dark above, white below with white cheeks. Breeds Macaronesian islands (Canaries, Azores). Ranges in North Atlantic. Near Threatened; threatened by introduced predators and light pollution. Formerly lumped with Little Shearwater; fast direct flight.

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