Question: The North Pacific albatross are the most tropical of the albatrosses with two species one of which primarily lives in the Northwestern Hawaiian Islands with an estimated population of how many?
Sentence (from "Laysan albatross"): This small (for its family) gull-like albatross is the second most common seabird in the Hawaiian Islands, with an estimated population of 2.5 million birds, and is currently expanding (or possibly re-expanding) its range to new islands.
Relevant evidence: Yes