The four families: the albatrosses, procellariids, stormperels, and diving petrels all form up the order: Procellariiformes.  Another word for Procellariiformes is seabirds.  They were formally called Tubinares and they are often refered to the petrels, which is a term that has been applied to all procellariiformes.  They almost always get their food from the ocean.  Procellariiformes are one of the most endangered bird taxa, because many of their species are threatened by extinction.  This species have been around for over 60 million years.  These animals mostly live in the water. 

Author: Narisa G
Published: 4/1/11