FURVERT!

accipitrid accipitriform alternate_species alyx_(alyxavian)alyxavian anthro aquilinae avian big_muscles big_pecs bird bodily_fluids body_size_growth clothing collar comparing duo eagle english_text exercise falcon falconid feathers feet growth hi_res male male/male muscle_growth muscular ornate_hawk-eagle pecs simple_background sirocco_(dragoncrescent)size_transformation species_transformation speech_bubble spiked_collar spikes stretched_clothing sweat sweatdrop talons text toes torn_clothing transformation weight_gain weightlifting weights workout