FURVERT!

1:1 anthro anthro_on_anthro anus avian balls beak bird blue_body blue_feathers canid canine derfreischutz duo erection extreme_size_difference falco_lombardi feathers fox fox_mccloud genitals giga humanoid_genitalia humanoid_penis interspecies larger_male macro male male/male mammal multilevel_macro nintendo penis planet planet_dwarfing sex size_difference size_tiering smaller_male star_fox tail terra_macro