Phyllobates bicolor

Description: Phyllobates bicolor is golden-yellow in color and has black spots on its hind legs. The color pattern can vary widely. All of the poison-dart frogs are very brightly colored. This is used as a defense mechanism to warn predators of they ‘re extreme toxicity. They climb extremely well in shrubs and up tree trunks. Unlike males of most frog species, which are smaller than the females, male poison-dart frogs are relatively the same size …

…are so toxic that .0000004 ounces may be enough to kill a human being. Toxins from these frogs work quickly, attacking the nerves and muscles. Nerve cells can no longer transmit impulses and muscle cells remain in an activated, contracted state. The result is death by respiratory or muscular paralysis). Scientists believe the reasons for poison-dart frogs not producing the toxins is due to some missing bacteria in there enviroment or something missing in their diet.