Further names: Portuguese: Alma negra
Size of adults: approx. 28 cm long; wingspan of approx. 67-72 cm.
Prey: They feed on small fish and squid
Habitat and range: Globally present in tropical to subtropical seas and oceans. In the Atlantic they primarily nest in the Canaries, the Azores, Madeira and Cape Verde.
Distinctive features: brown to black body colour; short neck and pointed tail. Buoyant, twisting flight
Ecology: Highly pelagic and solitary birds that are thought to even hunt after dusk. Estival breeding in Madeira: these birds lay a single egg between May and June in underground burrows, rock crevices or under thick vegetation, raising one clutch a year on average. Breeding pairs can be found in the greatest number in the uninhabited Savage Islands halfway between Madeira and the Canaries to the South.
Taxonomy: Class: Aves (Bird); Order: Procellariiformes (Tubenoses)
Threats: Invasive species, light pollution, plastic pollution, nest destruction through livestock. IUCN lists these birds under least concern.