What is the general name for the poisonous compounds found in toxic frogs

Batrachotoxin is the toxic chemical present in the skin of dart-poison frogs which are found in Central and South America. Batrachotoxin is one of the most toxic steroid alkaloid poisons known. It is deadly poisonous that causes neuromuscular toxicity in the form of flaccid paralysis and seizures.

wild parsnip is a perennial plant which reproduces rapidly in areas which have no sign of agricultural activity such roadside or at no tillage open areas. it's considered invasive because it can inhibit the growth of another plant  and its reproduction is fast. there are several harmful effects of this invasive plant although its taproot is edible since it is a member of the carrot family. wild parsnips can cause skin blistering when in contact because of the chemicals it contains, second it inhibits the growth of other plants, it will restrict the growth of animals when eaten and lastly, it drives away natural pollinators like bees.