bottlenose dolphin vs sea goose

bottlenose dolphin

noun
  • Tursiops truncatus, the common bottlenose dolphin, famous for its presence in aquarium shows. 

  • One of the species of gray dolphin in the genus Tursiops, between 2 and 4 meters in length inhabiting warm and temperate seas worldwide. 

sea goose

noun
  • A dolphin. 

  • A phalarope. 

How often have the words bottlenose dolphin and sea goose occurred in a corpus of books? (source: Google Ngram Viewer )