The Spanish word 'canario' (meaning 'canary') has an interesting connection to dogs through Latin. It comes from the Latin word 'canarius' meaning 'of or relating to dogs', which was formed by combining 'canis' (meaning 'dog') with the suffix '-arius' (meaning 'relating to'). The word eventually came to refer to the canary bird, likely because the Canary Islands, where these birds were found in abundance, were named after the large dogs (from Latin 'canis') that were found there according to ancient accounts.

Several common Spanish words share this canine connection, including 'can' (dog), 'perro canino' (canine), and 'caníbal' (cannibal). All these words trace back to the Latin 'canis', showing how this ancient word for 'dog' developed into various modern Spanish terms.

English speakers might recognize this connection in words like 'canine' (relating to dogs), 'kennel' (a shelter for dogs), and of course 'canary' itself. These words all share the same Latin ancestor 'canis'. The connection between dogs and canaries might seem strange to modern English speakers, but understanding that the Canary Islands were named for their dogs (not their birds) helps explain this unusual etymology.