They reached some regions by means of trade ships, thus expanding their habitats. (sciencedaily.com)
Early telescopes sold like mad to merchants, who used them to spot approaching trade ships in hopes of beating out competitors. (discovermagazine.com)
The progeny of these cats may have travelled on trading ships from Boston to Yarmouth, Massachusetts and Halifax, Nova Scotia, two areas which also have a high incidence of polydactyly. (messybeast.com)