Young Orca (Orcinus orca) surfacing in Chatham Strait, southeast Alaska, USA.

orca killer predator whale cetacea cetacean mammal animal sea pacific oceanic ocean water underwater marine wild aquatic wildlife sea life northern hemisphere odontocete odontoceti toothed delphinidae north america north american united states alaska alaskan surface action active motion movement swimming young juvenile calf calves exhalation exhaling blowhole blow hole