decayed jumping frog dried skeleton bones

skeleton halloween black silhouette frog amphibian toad decay decayed science spine jump skull cemetery archaeological deceased rib exhibition animal scary dark evolution stone remains spooky fossil character dried scarecrow slimy extinct anatomy bone ancient jumping night museum devil death body leap pet zombie monster dead stencil shape white vector isolated bones fairy tale creepy simple background font line cartoon brand drawing text logo sketch diagram calligraphy artwork circle number iron handwriting