Chinstrap penguin (Pygoscelis antarctica) parent and chicks in a huge colony at Baily Head on Deception Island in Bransfield Strait off the Antarctic Peninsula.

bird birds chinstrap penguin pygoscelis antarctica baily head deception island bransfield strait antarctica chinstrap penguin pygoscelidae seabird sea bird flightless nobody group groups colony colonies mountain mountains social group social groups chick chicks young juvenile parent parenting parental