There was no BEST IN SHOW award in 1923. The American Kennel Club barred interbreed competition for 1923 except in the Miscellaneous Class. Comprehensive new rules for Group & Best in Show judging were adopted effective for 1924.
The six species in the genus Didelphis, commonly known as large American opossums, are members of the Didelphimorphia order. The genus is composed of cat-sized omnivorous species, and are recognized on their prehensile tails and the tendency to play possum when cornered.
For other uses, see Ouroboros (disambiguation). A copy of a 1478 drawing by Theodoros Pelecanos, of an alchemical tract attributed to Synesius. The ouroboros (/ËjÊÉrÉËbÉrÉs/; /ÊÉËrÉbÉrÉs/; Greek: Î¿á½ÏÎ¿Î²ÏÏÎ¿Ï) is an ancient symbol depicting a serpent or dragon eating its own tail. Originating in Ancient Egyptian iconography, the ouroboros entered western tradition via Greek magical tradition and was adopted as a symbol in Gnosticism and Hermeticism, and most notably in alchemy.