Category
page 1Procellariiformes

Procellariiformes
Procellariiformes is an order of seabirds that comprises four families; the albatrosses, the petrels and shearwaters, and two families of storm petrels. Formerly called Tubinares and still called tubenoses in English, Procellariiformes are often referred to collectively as the petrels, a term that has been applied to all members of the order, or more commonly all the families except the albatrosses. They are almost exclusively pelagic (feeding in the open ocean), and have a cosmopolitan distribution across the world's oceans, with the highest diversity being the seas around New Zealand.
Thalassarche chlororhynchos
species of bird
Agreement on the Conservation of Albatrosses and Petrels
international agreement signed in 2001

petrel
REDIRECT Procellariiformes

Stomach oil
oil found in the proventriculus of some birds
Diomedeoididae
REDIRECT Diomedeoides
Tytthostonyx
Tytthostonyx is a genus of prehistoric seabird. Found in the much-debated Hornerstown Formation which straddles the Cretaceous–Paleogene boundary 66 million years ago, this animal was apparently closely related to the ancestor of some modern birds, such as Procellariiformes and/or "Pelecaniformes". A single species is placed herein, Tytthostonyx glauconiticus.