common dolphin or delphinus delphis or delphinus capensis, vintage engraving

ancient animal antique aquarium aquatic art artwork beak black capensis carnivore common delphinidae delphinus delphis dolphin drawing echolocation engraved engraving etching fauna fisheater illustration long longbeaked mammal marine mimicry ocean oceanic old picture short shortbeaked social sonar swim swimming trained vector vertebrate vintage water white wild wildlife zoological zoology