It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
Originally posted by rockymcgilicutty
Besides the normal "hairs" covering the body, some tarantulas also have a dense covering of irritating hairs called urticating hairs, on the opisthosoma, that they sometimes use as protection against enemies. These hairs are present on New World species but not on specimens from the Old World.