Evaluation de la dépense énergétique et de la consommation alimentaire du pétrel de bulwer Bulweria bulwerii d' apres l' étude de la décroissance pondérale au cours du jeune

Abstract

The loss of weight of Bulwer's Petrel Bulweria bulwerii of Selvagem Grande Island (30o 09' N, 15o 52' W) during the incubation fasts amounts to about 2.7 g/day in the males and 2.6 g/day in the females, that is to say about 2.3% of the initial weight per