Everyone is always asking what animal packs the deadliest venom in the world. Here, once and for all, are the two answers. Sea life has abounded for about 3 billion years longer than life on land, and the longer nature has to evolve its animals, the nastier, deadlier, more perfect (see #4) they get. There are many species of box jellies, but Chironex fleckeri, also called the sea wasp, is by far the most notorious.
Symptoms of Meningitis. The symptoms of meningitis can develop over several hours, or they may take 1 to 2 days. Common symptoms in people over the age of 2 include high fever, headache, and stiff neck. Signs of meningitis may also include distinctive rashes in some forms of the disease. More severe symptoms include nausea, vomiting, confusion, and sleepiness. In newborns and small infants, the classic symptoms of meningitis may be absent or difficult to detect.
Meningitis is most commonly caused by infection (by bacteria, viruses, or fungi), although it can also be caused by bleeding into the meninges, cancer, diseases of the immune system, and an inflammatory response to certain types of chemotherapy or other chemical agents.he most classic symptoms of meningitis (particularly of bacterial meningitis) include fever, headache, vomiting, sensitivity to light (photophobia), irritability, severe fatigue (lethargy), stiff neck, and a reddish purple rash on the skin.