Young Orca (Orcinus orca) spy-hopping in Chatham Strait, southeast Alaska, USA.

orcinus orca killer whale delphinidae cetacean mammal odontocete southeast alaska pacific ocean mammals cetacea cetaceans odontoceti tooth toothed ocean oceanic sea surface us united states america american north america north american swimming alaskan spy hopping spy hop baby babies juvenile juveniles offspring calf calves hed heads pectoral fin fins behaviour