They are found over the Atlantic, Pacific, and Indian oceans from the Antarctic and some distance north.
They live out on the ocean only coming to shore to breed. They breed on rocky islands in seas around the Antarctic and further north (sub-Antarctic).
They are one of the smaller storm petrels. They are dark on top with a white rump patch. Their wings are short and rounded. They have lighter bands on their wings. They are dark below. They hold their feet back when they fly. They have a large beak.
They hover over the water, their feet skimming the surface. They are often seen following ships.
They eat fish.
Females lay 1 white egg in a crack in the rocks or a dent in the ground.
Species: O. oceanicus
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