macaroni penguin
Concise Oxford English Dictionary © 2008 Oxford University Press:
macaroni penguin
▶noun a penguin with an orange crest, breeding on islands in the Antarctic. [Eudyptes chrysolophus.]
– origin C19: so named because the orange crest was thought to resemble the hairstyle of the macaronies (see macaroni (sense 2)).
'macaroni penguin' also found in these Oxford entries:

