Wales has Y Ddraig Goch. England has St George's dragon. Scotland — quietly, and far less often retold — has the Beithir.
In Scottish Gaelic tradition, the Beithir is one of the largest and most dangerous of all the venomous beasts. It is described as a vast serpent or wingless dragon, coiled in the high corries and remote glens of the Highlands, surfacing only when the weather turns. The name itself, beithir, simply means 'serpent' in Gaelic — but in folklore it carries the weight of something far older and far worse than any common adder.
The most distinctive belief about the Beithir is its origin. If a snake was killed and its body was not properly burned or buried, the head and tail would creep apart, find one another in the wet ground, and over the years grow into a Beithir. Crofters were therefore strict about destroying snake remains entirely. To leave even a tail in the heather was, in time, to invite a dragon onto your hill.
The fully-grown Beithir was a creature of mountains and lightning. It was said to retreat to the peaks during thunderstorms — some said because it was drawn to the lightning, others because the lightning was the only thing that could kill it. Either way, the link between the Beithir and storms gave the creature its second name in oral tradition: the thunder-serpent.
Folklorists have noted that the Beithir is one of the strongest pieces of evidence for an older Celtic dragon-tradition surviving in Scotland — quieter than the Welsh one, less Christianised, more elemental. It belongs to the wild ground, not to the heraldic shield.
Our Veiled Beithir design takes that ancient mountain-serpent and crowns it in lightning. Some dragons guard hoards. This one guards the weather.