$3. Although $2 notes are the least used currency, there was enough demand, at least in some parts of the United States, for the government to authorize an issue with an 1995 series date.
Spider-tailed horned viper. The spider-tailed horned viper (Pseudocerastes urarachnoides) is a species of viper endemic to western Iran which was described in 2006. The head looks very similar to that of other Pseudocerastes species in the region but it has a unique tail that has a bulb-like end and bordered by long drooping scales that give it the appearance of a spider.
The daring jumping spider, also known as the bold jumping spider, has a distinctive black or dark-gray hairy abdomen. Most members of this species have three white spots on their abdomen, but in some species the spots may be red or orange.