A.Several species of spider, including the tarantula, shed their skin, but many do not. They do this in order to grow as they have no internal skeleton.
A.14 species of spider in the UK are capable of biting humans. They don't get right through the skin; allergic reactions can be unpleasant, but not fatal.
Q.Are daddy longlegs englands most poisonous insect?
A.Daddy longlegs (cranefly) are not poisonous. Cranefly numbers are reducing due to climate change, which is threatening the survival of some bird species.
Q.Biggest spider
A.The goliath bird-eating spider is up to 11" long & eats birds. It flicks nasty hairs from its body if threatened & makes a noise audible at 15'. Yuck.