When it comes to the impact of venom on other animals, it can actually kill a large dog breed in less than thirty minutes. Their diet consists of insects, other spiders, geckos, skinks and frogs. 

According to an Australian researcher who was bitten by a whitling tarantula, “the pain was so intense that sleep that night was impossible. Fifteen hours post-bite, the adjoining finger, and upper hand were also swollen and painful.”