Lines & Matter · Field guide
Arachnids
Silk is more than a trap. Spiders use it in many ways, including protecting eggs and lining shelters. Tarantulas, for example, can wait for prey in silk-lined burrows rather than relying on an aerial capture web.
A question to exploreHow does a burrow-dwelling hunter find food differently from a web builder?
Read more: American Museum of Natural History ↗
For learning and art, not identification or safety advice. Guide use & limitations
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About poison, venom & responsible observation
Poisonous organisms can cause harm when toxins are swallowed or absorbed. Venomous organisms deliver toxins through a bite, sting, or other wound. A species can be both. An absent annotation never means safe to handle or eat.
Read the Natural History Museum explanation ↗