Here on Mauna Loa, air is collected on a 40 meter (130 foot) tower (left) and analyzed for CO2 content. At right, a powerful laser beam is used to measure aerosols and particles in the air up to 45 km into the stratosphere.
Similar to the global trend, warmer Southern States have more venomous species than North States. Arizona is the clear winner (or loser) with over 30 species.
The eastern brown snake or the common brown snake is considered the second most venomous snake in the world. It's native to Australia, Papua New Guinea and Indonesia. Black Mamba. One of the most venomous snakes in the world, the black mamba is found in parts of sub-Saharan Africa.