Yes there are lots, the most poisonous are the saddleback catterpillar, the puss catterpillar, the Io moth catterpillar and the hag catterpillar, their spines are connected to poison glands on their body.
The only one i know about, is th Lonomia Obliqua, and it lves in southern Brazil. It has spines on it's body that can, and will inject pioson into your body if you touch it. most likeley, if you touch one, you'll be in severe pain, but you wont die. But if you happed to touch more than one at a time, ... your peobably going to die.
Most caterpillars are not poisonous, however two types of caterpillars can be put in that category. The Saddleback caterpillar can exude a potent stinging chemical and the puss caterpillar can make the skin burn and swell if touched.
yes defiantly there's the Costa Rican hairy, The bag shelter caterpillar, The saddle back caterpillar, the pus caterpillar, cinnabar moth caterpillar, The stinging rose caterpillar, the hickory tussock caterpillar, the Io moth caterpillar, The spiny oak slug caterpillar, these are just a few of them. You might find these depending what country you live in
In short, not very. No catterpillar can kill you, for example. But some do contain venom (genrally the ones with spikes/hairs on their backs).
The sparse caterpillars are poisonous to cats and dogs, but not humans. Sparse caterpillars do however sting as a way to protect themselves.
All caterpillars eventually turn into butterflies.
yes! beetles eat caterpillars because caterpillars cannot eat beetles because they are softer and smaller so, beetles some do it caterpillars.
Buckeye caterpillars are not poisonous. There are some caterpillars that do contain toxins that is harmful to humans but the Buckeye is not one of them.
Some caterpillars do in fact eat greenflies. Not all caterpillars will eat greenflies or like insects because they don't like them.
Harmful Caterpillars to Humans User Why are caterpillars harmful to humans Caterpillars, in general, are not harmful to humans. However, there are certain species of caterpillars that can cause harm or discomfort due to their defensive mechanisms or venomous properties. Here are a few reasons why some caterpillars can be harmful: Venomous spines or hairs: Some caterpillars have spines or hairs that are equipped with venom or irritating substances. When these spines come into contact with human skin, they can cause skin irritation, rashes, or allergic reactions. Examples of such caterpillars include the puss caterpillar (Megalopyge opercularis) and the oak processionary caterpillar (Thaumetopoea processionea). Stinging caterpillars: Certain caterpillars possess specialized stinging structures, such as nettling hairs or barbs, which they use for defense. When humans accidentally touch or brush against these caterpillars, they may experience a sharp, stinging sensation, similar to a bee or wasp sting. The Io moth caterpillar (Automeris io) and the saddleback caterpillar (Acharia stimulea) are examples of stinging caterpillars. Ingestion of toxic caterpillars: Some caterpillars contain toxins or poisons within their bodies, often derived from the plants they feed on. If humans mistakenly ingest these toxic caterpillars or their hairs, it can lead to gastrointestinal issues, such as nausea, vomiting, or abdominal pain. It is important to note that the majority of caterpillars are not toxic, and it is always best to avoid eating any unknown insects. It's worth mentioning that while these harmful interactions are possible, they are relatively rare occurrences. Most caterpillars are harmless and play essential roles in ecosystems as they transform into butterflies or moths, pollinate plants, and serve as a food source for other organisms.
mushrooms mold
It is a good idea to take some caterpillars and raise them to be adult butterflies. Especially if it is a monarch caterpillar. But make sure you identify the caterpillar before you do.
Peacock butterfly caterpillars are not poisonous to humans. There are some caterpillars that are poisonous, usually these are brightly colored caterpillars.
a couple of inches
some do
right away. some caterpillars even start eating their eggshells after hatching. (*