Not all spiders are dangerous, but those that are can be pretty scary! The good news is that the most venomous spiders are not found in one place, but are spread all over the globe. The bad news is that there's probably at least one of these species on your continent! Pictured is the Fringed Ornate Tarantula (which sounds like a home decor item). Learn about all ten spiders at Environmental Graffiti. Link