Activity rhythms at a gentoo penguin (Pygoscelis papua) colony at Cierva Point, Antarctic Peninsula

• Main Authors: Quintana, Rubén Darío, Pratolongo, Paula Daniela
• Language: unknown
• Published: 2005
• Subjects: Activity rhythms; Antarctic Peninsula; Circadian clock; Daily activity; Gentoo penguin; Pygoscelis papua; activity pattern; circadian rhythm; environmental cue; seabird; Antarctica; Arctic and Antarctic; Cierva Point; West Antarctica; World; Spheniscidae; Antarctic; Arctic; Argentina; Cierva; New Zealand; Antarc*
• Online Access: https://bibliotecadigital.exactas.uba.ar/collection/paper/document/paper_00294470_v52_n3_p133_Quintana; https://hdl.handle.net/20.500.12110/paper_00294470_v52_n3_p133_Quintana

We studied activity rhythms at a gentoo penguin (Pygoscelis papua) colony at Cierva Point, Antarctic Peninsula, during the 1992-93 summer. We counted the number of penguins crossing a specific point on their route to and from the colony. Penguins showed a strong daily rhythm of activity, with a two-...