Polytypic. Length 5.3". Black cap; white cheek; black bib; gray upperparts; greater coverts, secondaries, and tertials edged conspicuously white in fall and winter (less distinct in summer when ...

The black-capped petrel is a small seabird with long, black-framed wings that is also known as diablotin, or “little devil,” due to its eerie nighttime mating calls. These birds nest in the Caribbean ...

WASHINGTON— On the eve of the Endangered Species Act’s 50th anniversary, the U.S. Fish and Wildlife Service issued a final rule today protecting the black-capped petrel as endangered under the ...