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Trips and travel speed of six incubating macaroni penguins presented on a bathymetry map around the Crozet islands. a The three phases defined by the variation in heading velocity are represented in distinct colours: Outward: blue, Central: red, Inward: green. Black line: sub Antarctic Front. b The travel speed was averaged for each 10 % of time elapsed since the departure of travel. Arrows indicate the separation of the trip in three phases
