DESCRIPTION: The Hawaiian petrel is a large, dark grey-brown and white petrel, measuring 16 inches in length with a wing span of three feet. The bird has a dark-gray head, wings, and tail, and a white ...

This mysterious, rarely seen petrel is among the ocean's most wide-ranging marine species. Locally known as ‘ua‘u for its haunting, nocturnal call, the bird is an attractive, large, dark gray-brown ...