Hawaiian petrel Hawaiian petrel The Hawaiian petrel or uau ("Pterodroma sandwichensis") is a large, dark grey-brown and white petrel that is endemic to Hawaii. The Hawaiian petrel was formerly found on all the main Hawaiian Islands except Niihau, but today it is mostly restricted to Haleakalā crater on Maui; smaller populations exist on Mauna Loa on the island of Hawaii, Waimea Canyon on the island of Kauai, Lānaihale on Lānai, and possibly Molokai. It is also reportedly seen on the Galapagos Islands. Their diet consists of 50–75% squid, and smaller percentages of fish and crustaceans. The birds nest in burrows or rock
Hawaiian monk seal its own, and returns to the sea to forage for the first time since the pup’s arrival. Most seals are found on the Northwestern Hawaiian Islands. The Hawaiian monk seal is endangered, although its cousin species the Mediterranean monk seal ("M. monachus") is even rarer, and the Caribbean monk seal ("M. tropicalis"), last sighted in the 1950s, was officially declared extinct in June 2008. The total population of Hawaiian monk seals is in decline - the larger population that inhabits the northwest islands is declining while the smaller population on the main Hawaiian Islands is increasing. In 2010, it was