The blue-tongue is really a skink. There are 7 species of blue-tongue in Australia. They belong to the skink family, Scincidae, which means shiny scaled. Australia has more species of skinks than of all other lizards put together.here are 7 species of blue-tongue in Australia. They belong to the skink family, Scincidae, which means shiny scaled. Australia has more species of skinks than of all other lizards put together.
The LD50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5-1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children.he LD50 of nicotine is 50 mg/kg for rats and 3 mg/kg for mice. 0.5-1.0 mg/kg can be a lethal dosage for adult humans, and 0.1 mg/kg for children.
Tetanospasmin is a neurotoxin and causes the. clinical manifestations of tetanus. On the basis of weight, tetanospasmin is one of the most potent toxins known. The estimated minimum human lethal dose is 2.5. nanograms per kilogram of body weight (a nanogram is. one billionth of a gram), or 175 nanograms for a 70-kg.