1901 20th_century ambiguous_gender ambiguous_prey ambiguous_species ancient_art avian beak biped bird cariamiform charles_r_knight claws dated detailed detailed_background dipstick_wings duo feathered_wings feathers feet feral full-length_portrait fur graphite_(artwork) greyscale grip head_tuft hi_res holding_prey hunting larger_pred light lighting looking_down mammal monochrome open_beak open_mouth outside phorusrhacos pinned plant portrait prehistoric prehistoric_species quadruped realistic shaded shrub signature size_difference sketch spread_wings terror_bird terrorbird traditional_media_(artwork) tree tuft white_body white_feathers wings
1897 19th_century absurd_res ambiguous/ambiguous ambiguous_feral ambiguous_gender ancient_art charles_r_knight claws day dinosaur dryptosaurus duo feral fight forest green_body green_scales hi_res jumping leap mountain nature nature_background outside painting_(artwork) plant prehistoric_species reptile saurischian scales scalie tail theropod toe_claws traditional_media_(artwork) tree tyrannosauroid volcano
1897 19th_century absurd_res agathaumas ambiguous_feral ambiguous_gender ancient_art ceratopsian charles_r_knight day dinosaur facial_horn feral full-length_portrait grass green_body green_scales green_skin green_theme hi_res horn marginocephalian nature nature_background nose_horn ornithischian outside painting_(artwork) plant portrait prehistoric_species reptile scales scalie solo tail traditional_media_(artwork) tree
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