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Poison vs. venom: What's the difference?
| Content Provider | TED Ed |
|---|---|
| Author | Eveleth, Rose |
| Description | Tetrodotoxin is an extremely potent poison (toxin) found mainly in the liver and sex organs (gonads) of some fish, such as puffer fish, globefish, and toadfish (order Tetraodontiformes) and in some amphibian, octopus, and shellfish species. Human poisonings occur when the flesh and/or organs of the fish are improperly prepared and eaten. Tetrodotoxin interferes with the transmission of signals from nerves to muscles and causes an increasing paralysis of the muscles of the body. Tetrodotoxin poisoning can be fatal. ' Here's a list of poisonous animals. Here's a list of venomous animals. As a Canadian-Australian, I have always wondered why it is that Australia has so many venomous animals that can kill you while Canada has virtually none. But it's not just Australia - it seems like all beautiful, warm places are cursed with venomous native species. So I set out to find the truth: why have all these venomous species evolved in the world's best holiday destinations? Why Do Venomous Animals Live In Warm Climates? |
| Language | English |
| Access Restriction | Open |
| Subject Keyword | Life Sciences |
| Content Type | Video |
| Time Required | PT3M56S |
| Education Level | Class IX Class X Class XI Class XII |
| Pedagogy | Lecture cum Demonstration |
| Resource Type | Video Lecture |
| Subject | Introduction to Life Science |
