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Southern rockhopper penguin (Eudyptes chrysocome) displaying its distinctive crestThis is the smallest yellow-crested, black-and-white penguin in the genus Eudyptes.It reaches a length of 45–58 cm (18–23 in) and typically weighs 2–3.4 kg (4.4–7.5 lb), although there are records of exceptionally large rockhoppers weighing 4.5 kg (9.9 lb). [13]
The rockhopper penguin's diet consists of krill and small crustaceans, which may include shrimp, crabs, lobsters or crayfish. [2] They also eat squid and myctophid fish. [2] [3] Rockhopper penguins consume more krill than they do fish; their diet changes during migration and as the seasons change. [3]
The type species was designated as the southern rockhopper penguin by George Robert Gray in 1840. [ 5 ] [ 6 ] Six extant species have been classically recognised, with the recent splitting of the rockhopper penguin increasing it to seven.
The eastern rockhopper penguin (Eudyptes chrysocome filholi), also known as the tawaki piki toka, is a crested penguin with yellow crest feathers. [1] It is a subspecies of the southern rockhopper penguin (Eudyptes chrysocome) found in subantarctic regions and the Indian Ocean. [1]
Southern rockhopper penguin: Eudyptes chrysocome: 2 460 000 [21] VU [21] [21] Only mature individuals were included in the count (1.23 million pairs); population has declined 34% in the past 37 years. [21] Magellanic penguin: Spheniscus magellanicus: 2 600 000 [22] LC [22] [22] Only mature individuals were included in the count (1.3 million ...
The penguin chick’s birth was a bit of a struggle, as she couldn’t break out of her shell on her own, Eric Fox, New England Aquarium assistant curator of penguins, said in the Aug. 2 aquarium ...
The rockhopper penguin (Eudyptes chrysocome) was split into three distinct subspecies in 1992; the southern, (E. c. chrysocome), eastern (E. c. filholi) and northern rockhopper penguin (E. c. moseleyi). The three subspecies are distinguished by differences in the length of the tassels of the crests, the size and colour of the fleshy margin of ...
Diet: LC A 2020 study found that the gentoo penguin may actually comprise a species complex of 4 similar but genetically distinct species: the northern gentoo penguin ( P. papua ), the southern gentoo penguin ( P. ellsworthi ), the eastern gentoo penguin ( P. taeniata ), and the newly-described South Georgia gentoo penguin ( P. poncetii ).