Tarantula World: Why are tarantulas and their webs special

Tarantulas are ancient spiders with unique features like hairy bodies, retractable claws, and multiple eyes. They produce silk using special glands, which serves various purposes such as lining burrows and sensing movement. Despite their fearsome appearance, tarantulas are almost blind and rely on their sensitive legs to interact with their environment.

What role does silk play in the tarantula's underground home?

How do tarantulas detect movement in their environment?