animalPlatypusBeings · NaturePlatypus as an animal people have named and used. Both-and, river oddity, electric sense — one living kind, not a single symbol.Platypus is historically related to Wool.In Dunglison's Medical Lexicon, Platypus is treated with Wool; piece and peer stock share the entry.from Robley Dunglison · Medical Lexicon, 1874 (and earlier PD eds.)historically related to · sourced · documentedsourcesMedical Lexicon · Robley DunglisonRobley Dunglison, Medical Lexicon (Dictionary of Medical Science).