Procellariidae
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The family Procellariidae is a group of seabirds that comprises the fulmarine petrels, the gadfly petrels, the diving petrels, the prions, and the shearwaters. This family is part of the bird order Pr
Damier du Cap Cape Petrel
The flight of giant petrels is aided by a shoulder-lock that holds their wing out without effort.
To take off this Christmas shearwater (Puffinus nativitatis) must face into a strong wind. In calm conditions it must run in order to obtain a high airspeed.
Million-strong flocks of shearwaters migrate from New Zealand to Alaska every year.
Giant petrel
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Giant petrels form a genus, Macronectes, from the family Procellariidae, which consists of two living and one extinct species. They are the largest birds in this family, and the only member that is ca
Procellariidae
…the albatrosses and the storm petrels. The procellariids are the most numerous family of tubenoses, and the most diverse. They range in size from the giant petrels with a wingspan of around 2.0 m (6 ft 7 in), that are almost as large as the albatrosses, to the diving petrels with a wingspan of around 34 cm (13 in…
Antarctic, Giant petrel 55
Giant petrels are capable walkers, unlike other petrels
Giant petrel feeding on a seal carcass in South Georgia
Giant petrel with chick in Antarctica