Prospection alimentaire du puffin cendréCalonectris diomedea borealis de Selvagem Grande (30°09'N, 15°52'W) pendant l'incubation, par télémétrie satellitaireForaging zone of the Cory's shearwater Calonectris diomedea borealis of Selvagem Grande (30°09'N, 15°52'W) during incubation, using satellite t