Procellariiformes
Procellariidés
Bulweria
bifax
Olson's Petrel (Bulweria bifax) is a species of bird in the Procellariidae family.
Forest : Subtropical/Tropical Dry ; Shrubland : Subtropical/Tropical Dry ; Marine Neritic : Pelagic ; Marine Oceanic : Epipelagic (0-200m), Mesopelagic (200-1000m)