rule 34 2020 3 fingers 4 toes arvid icaron avian beak blush blush lines brown wings claws evergreen tree feathered wings feathers feet feral fingers grass green eyes gryphon hasbro hi res hindpaw icaron loss of speech male motion lines mountain my little pony mythological avian mythology outside pawpads paws pine tree pinecone pink pawpads plant plant transformation river rock roots snow cap solo spread toes talon hands tan body toe claws toes tree udtf upside down wings 9188139