While it's completely safe and arguably healthy for hoomans, it's absolutely toxic for dogs. One of my cats knocked over my rose hairs enclosure and ended up getting 'haired' right in the face. Some dogs can die from a bee sting and others recover with hardly any problems. That poor cat hid in the dark for two days after that because of his eyes. So I'd suspect it would be the same with a tarantula. We don't really think there's any good advice on how you can train your pup to walk side-by-side with your tarantula. Toothpastes contain a substance called Xylitol. Okay, Okay. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Can a tarantula kill a small dog - Answered by a verified Dog Specialist We use cookies to give you the best possible experience on our website. Prior to biting, a tarantula will make a threatening gesture and hurl sharp hairs at a dog's nose and eyes -- which can cause serious inflammation -- but the mild venom from his fangs rarely causes a problem. Your Toothpaste Can Kill Your Dog! I'd have to guess 99 times out of 100 a cat is going to bat the t to death first, maybe slightly more for a dog since they tend to lead with their nose. If they get them in the eyes, it can be pretty painful. It seems unlikely that a dog or cat would get into a situation where they were likely to be bit. We also don't think there's a high probability of your dog and spider having the next unlikely-internet-sensation-friendship. M oist summer weather triggers male tarantulas to emerge from dens and begin looking for mates. A dog could easily injure or kill this sort of spider so keeping them apart is your best bet. Sometimes their lovelorn journeys bring them into our backyards and even our homes. So I'd suspect it would be the same with a tarantula. It's what gives the sweet taste to your toothpaste.