Tom McGrath Net Worth is $3 Million Tom McGrath Biography Born on August 7, 1964. Hometown is Lynwood, Washington.
Who. Phoneutria. Where. Brazil Brazil. The world's most venomous spiders are the Brazilian wandering spiders of the genus Phoneutria, and particularly the Brazilian huntsman Phoneutria fera, which has the most active neurotoxic venom of any living spider. Its venom is so potent that only 0.006 mg (0.00000021 oz) is sufficient to kill a mouse. Phoneutria spiders are usually dark in colour and have a body-and-leg spread of approximately 17 cm (6.75 in). These large and highly aggressive creatures often enter human dwellings and hide in clothing or shoes.
One Redback spider, found in Australia, is a member of the same genus as our Black Widow spider â¦ s. They are definitely dangerous as are all the widow spiders. They have a glossy black abdomen with a variable width bright red band along the top.Worldwide, widow spiders kill more humans per year than any other species. Black Widow is a dangerous spider so is a Red Back or a Funnel Web The Brazilian wandering spider has a highly toxic venom along with the Australian funnel-web spiders, both these kinds are considered the most dangerous spiders in the world. + 4 others found this useful. Donna Mcnatt.