In general, it is an ancient tradition that incorporates information about the family of the wearer or the wearer himself - it helped to differentiate enemies versus friends on the battlefields. The COA (coat of arms) often combines a shield, supporters, crest and motto. It can tell where the family lived (near water, in a castle, etc...) to their profession (baker, warrior, scholar), to whether or not they were favored by the nobility in the region or even if they were nobility themselves.
If killed by humans, seals are used for their fur and sell fur coat in the black market. By other animals, seals are killed for food.
in the medieval ages coat of arm represent you and you're familly
knights used coats of arms to alow themselves to be reconized in battle.
The most used is the lion and the unicorn.You can check it by typing coat of arms on Google.
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the bird was actually in the coat of the arm.
A arm and a leg
william sancroft
william sancroft
Euan Bonham the Great
A symbol and pictures that is basically it
an emu and a kangaroo