A waitress shows a frog with eight legs

A waitress shows a frog with eight legs in a restaurant in Quanzhou, in southeast China's Fujian province.

Almost all frogs ulcer in the family Bufonidae have two seed weevil on both sides on the back of the head are called parotid glands. These glands contain adequate toxins, which flows out if the frog face pressure ulcer. Some types of frogs ulcer, such as toads Bufo Marinus (English: Cane Toad), is more toxic compared to the others. "psychoactive toads", for example toad Bufo alvaris (English: Colorado River Toad) has been used as a recreational drug seepage through the skin or boil a frog to eat, due bufotoxin impressions.