It had the head of a serpent and the neck of a creature the Saracens call dogglor – and what an extraordinary neck it was: it shimmered with every colour under the sun, blending in the light so vibrantly that it was a wonder to to behold and drove all other delights from the mind of any who saw it, riveting their gaze; indeed, as the young knight later related-being as he was the first to escape the beast and record a description of it-the vibrant colours that shimmered about its neck were at times so dazzling that they hid the beast and it was lost to sight.

Perceforest Book 3