Vampirism isn’t just for bats and Edward Cullen anymore. Some ordinary insects are also beginning to covet human blood, sweat, and tears, because these fluids contain valuable salt that is hard to find in their natural environment. Surprisingly, many species are even preferring salt to energy-rich sugar.
The Science Behind Bloodsucking Bugs
Red ants, often referred to as fire ants, are known for their reddish appearance and painful stings (Credit: Dafi Yasin Addafi/Shutterstock)
