Frogs, nonetheless, could leap much farther so their poisonous substance glands typically aren't as developed. They do, however, secrete a mild toxin through their skin. The Brazilian poisonous substance dart frog developed this to an extreme, nonetheless. Seekers will remove the tree frog's poisonous substance and use it to stun larger game. This poison is the reason most people establish an itching or melting feeling if they scrub their eyes after touching a frog or a toad.