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Side-by-Side Comparison

属性	South Georgia Diving-petrel	Balearic Shearwater
学名	Pelecanoides georgicus	Puffinus mauretanicus
目	Procellariiformes	Procellariiformes
科	Procellariidae	Procellariidae
保护状况	Least Concern	Critically Endangered
体长	—	—
翼展	22.6 cm (8.9 in)	48.4 cm (19.1 in)
体重	129.0 g (4.55 oz)	514.8 g (18.16 oz)
食性	--	--
产卵数	1	1
Population Trend	—	—

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Habitat Comparison

共同栖息地

🏖️ Coastal

South Georgia Diving-petrel only

无

Balearic Shearwater only

无

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保护状况

Least Concern

South Georgia Diving-petrel

Critically Endangered

Balearic Shearwater

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About These Birds

South Georgia Diving-petrel

20 cm. Tiny; dark above, white below; paler scapular edges. Breeds South Georgia, Kerguelen, and Heard Island. Extremely abundant; possibly billions of individuals in Southern Ocean. Feeds on euphausiids by diving; sympatric with Common Diving-petrel but smaller with narrower bill.

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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