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Side-by-Side Comparison

Attribute	Magenta Petrel	Balearic Shearwater
Scientific Name	Pterodroma magentae	Puffinus mauretanicus
Order	Procellariiformes	Procellariiformes
Family	Procellariidae	Procellariidae
Conservation Status	Critically Endangered	Critically Endangered
Length	—	—
Wingspan	61.2 cm (24.1 in)	48.4 cm (19.1 in)
Weight	487.5 g (17.20 oz)	514.8 g (18.16 oz)
Diet	--	--
Clutch Size	1	1
Population Trend	—	—

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Habitat Comparison

Shared Habitats

None

Magenta Petrel only

🌲 Forest

Balearic Shearwater only

🏖️ Coastal

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Conservation Status

Critically Endangered

Magenta Petrel

Critically Endangered

Balearic Shearwater

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About These Birds

Magenta Petrel

38–42 cm. Large dark-rumped petrel; brown above with pale forehead and whitish underparts. Critically Endangered; rediscovered in 1978 on Chatham Islands. Fewer than 150 known pairs; threatened by introduced predators and road lighting. Feeds on squid and fish at sea.

Balearic Shearwater

30–38 cm. Brown above; variably dirty-white to brown below; often shows brown smudging on flanks. Breeds only Balearic Islands, Spain. Critically Endangered with fewer than 3,000 pairs; faces extinction. Migrates to NE Atlantic; threatened by predators, fishing bycatch, and tourist development.

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More Birds to Explore

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Antarctic Petrel Thalassoica antarctica Antarctic Prion Pachyptila desolata Atlantic Petrel Pterodroma incerta Audubon's Shearwater Puffinus lherminieri All Procellariidae birds →

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