Eastern Rockhopper Penguin vs Chinstrap Penguin

Eudyptes filholi compared with Pygoscelis antarcticus

Side-by-Side Comparison

Attribute Eastern Rockhopper Penguin Chinstrap Penguin
Scientific Name Eudyptes filholi Pygoscelis antarcticus
Order Sphenisciformes Sphenisciformes
Family Spheniscidae Spheniscidae
Conservation Status Not Evaluated Least Concern
Length
Wingspan 20.1 cm (7.9 in)
Weight 4105.833333333333 g (144.83 oz)
Diet -- --
Clutch Size 2 2
Population Trend

Habitat Comparison

Shared Habitats

Eastern Rockhopper Penguin only

None

Chinstrap Penguin only

None

Conservation Status

Not Evaluated

Eastern Rockhopper Penguin

Least Concern

Chinstrap Penguin

About These Birds

Eastern Rockhopper Penguin

Eastern Rockhopper Penguin, 45–58 cm, breeds on sub-Antarctic islands of the Indian and western Pacific Oceans, including Kerguelen and Campbell Island. Narrower supercilium stripe than Macaroni Penguin. Krill and fish feeder; aggressive and agile on rocky terrain. Vulnerable; declining.

Chinstrap Penguin

Chinstrap Penguin, 68–76 cm, is named for the thin black line under the chin resembling a helmet strap. Breeds on Antarctic Peninsula and sub-Antarctic islands; among the most abundant penguins. Krill specialist; dives to 70 m. Highly vocal and aggressive at colonies. Partially migratory.

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