[["There are around 40000 different species of spider. Most spiders make silk which they use to create spider webs and capture prey. Abandoned spider webs are called cobwebs. Most spiders are harmless to humans but a few spider species, such as the black widow, can bite humans and inject venom.", 57.0], ["All spiders produce silk. ...\nOne species is mostly vegetarian. ...\nSpiders are nearsighted. ...\nFemales can lay up to 3,000 eggs at one time. ...\nJumping spiders can jump up to 50x their own length. ...\nThe 'daddy long-legs' you see might not actually be a spider.", 11.0]]
tell me a random fact about spiders
animals