Evolution of Hawaiian volcanoes went through the rejuvenated stage, while its younger neighbors, East Molokai and West Maui, have evidently done so. It is currently unknown what stage of development the submerged volcano of Penguin Bank is in. In recent years research at other seamounts, for instance Jasper Seamount, has confirmed that the Hawaiian model applies to other seamounts as well. Evolution of Hawaiian volcanoes The fifteen volcanoes that make up the eight principal islands of Hawaii are the youngest in a chain of more than 129 volcanoes that stretch across the North Pacific Ocean, called the Hawaiian-Emperor seamount chain. Hawaii's volcanoes rise an
Hawaiian gallinule Hawaiian gallinule The Hawaiian gallinule ("Gallinula galeata sandvicensis") is an endangered chicken-sized water bird in the rail family. It is also variously known as the Hawaiian common gallinule, Hawaiian moorhen, Hawaiian common moorhen, mudhen, locally in Hawaiian as the `alae `ula (“burnt forehead” - for its prominent red frontal shield), and sometimes misleadingly as the Hawaiian red coot. It is a subspecies of the common gallinule that is endemic to the tropical Hawaiian Islands of the north-central Pacific Ocean. It is dependent on freshwater wetland habitats with dense emergent vegetation for nesting. Once found on most of the main islands