Fur clothing is clothing made of furry animal hides. Furries have a slight preference for pornographic furry artwork over non-pornographic artwork. Special guests would include Super Furry Animals. It is especially controversial when between a human and an animal or furry. Peter shared similar fears of white rabbits and furry objects to Little Albert. There, he sees a trash-covered landscape that is inhabited by furry creatures. The song features keyboards from Super Furry Animals member Cian Ciaran. The single "Dial&colon; Revenge" features Welsh vocals from Gruff Rhys of Super Furry Animals. Bumblebees vary in appearance, but are generally plump and densely furry. It is complete with a furry collar. Some develop black "furry" tongue. Early use was documented in underground literature such as "The Fabulous Furry Freak Brothers". Later in his life, White was friends with the musician Furry Lewis. On average, half of a furry's friends are also furry themselves. Examples of sexual aspects within furry fandom include erotic art and furry-themed cybersex.