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.
This serpent is also one of the longest venomous snakes with maximum recorded lengths up to 2.4 to 3.4 meters. 7. Bushmaster The Bushmaster is known to be the largest venomous snake in the Western Hemisphere and also the longest viper in the world. The largest Bushmaster snake was recorded over 3.65 meters. These snakes are called pit vipers because they have infrared pits between their eyes and nostrils helping them detect prey.