Other systemic reactions to spider bites include leg cramps, leg numbness, headaches, pulse changes, exhaustion and more, they are all serious enough to determine one to call the doctor right away. Hence, do not hesitate to do so in case you experience any of the above symptoms! Many of the ointments prescribed for the alleviation of the pain caused by a spider bite are often ineffectual. Huntsman Spider A common inhabitant of wooded areas, huntsman spider is spread in various globe areas with a climate ranging from tropical to semi-tropical; thus, you can find this species in Australia and New Zealand as well as in the United States or in Asia. Since the favorite habitat of the huntsman spider is the forest, in many parts of the world it is known as the wood spider. Funnel Web Spider The funnel web spider is normally found in the southern hemisphere, particularly Australia, both in coastal and highland areas. Though the generic name of the funnel web spider is used most of the time, it includes no less than thirty-six species that live both on land and in trees. Hobo spiders definitely do not deserve the label of aggressiveness, and presently, there are trends of opinion among scientists related to the real danger of this species for humans: there are some who actually claim that hobo spiders are no threat to humans. The only time when hobo spiders are really dangerous is when they are laying their eggs, particularly if they see you as a threat to their future siblings. Among other species, trapdoor spiders have a pretty long life span from five to twenty years, and only the females make a nest, whereas males go out in the open hunting and looking for a mate. The bites of these spiders are not dangerous, though sometimes nasty symptoms may appear: itching, swelling and even pain are among the most frequently encountered. The special thing about these creatures is the way the females carry the egg sacs with them, and once the eggs hatch, the siblings remain attached to their mothers' back until they are large enough to detach and start a life on their own. Without being venomous, the wolf spider bite can cause a bit of trouble for more sensitive people.