(Greek mythology) Immortal Winged Horse

...that sprang from the blood of the slain Medusa; was tamed by Bellerophon with the help of a bridle given him by Athena; as the flying horse of the Muses it is a symbol of high-flying imagination...a constellation in the northern hemisphere near Andromeda and Pisces
(dictionary.com)

The Pegasus Collection:
Please see Origami section for further details.