Pterodroma inexpectata

Petrel is 32-36 cm long; Weight 247-441 g; Wingspan 74-92 cm. The body is like a gull, and the upper mouth structure is special, composed of a tubular nose, the mouth end is hooked, and the nostrils are formed into two tubes on the upper side of the mouth.

The petrel is found in North America (including the United States, Canada, Greenland, Bermuda, St. Pierre and Miquelon Islands, and the transition zone between North and Central America in Mexico), Eurasia and northern Africa (including the whole of Europe, Africa north of the Tropic of Cancer, the Arabian Peninsula, and Asia north of the Himalayas, Hengduan Mountains, Minshan Mountains, Qinling Mountains, and Huai River), The Pacific Islands (including Taiwan Province of China, Dongsha Islands, Xisha Islands, Zhongsha Islands, Nansha Islands and the Philippines, Brunei, Malaysia, Singapore, Indonesia's Sumatra, Java and Papua New Guinea), Australia and New Zealand (including Australia, New Zealand, Tasmania and nearby islands), The Antarctic region (including the Antarctic continent, the Antarctic Peninsula, and several islands such as South Shetland and South Georgia).
The petrel is found in the middle and upper layers of the ocean, rarely near the surface.