The nematodes not only get the munchies, but they get them through the same process as mammals," Shawn Lockery(opens in new tab), a professor of biology at University of Oregon, told Live Science. "The effects of cannabinoids in nematodes parallel the effects of marijuana on human appetites.

One of the most well-known effects of smoking or consuming marijuana is an intense increase in appetite, known as "the munchies." Marijuana, or the dried flowers, leaves, stems and seeds of the plant Cannabis sativa, contains a class of chemicals called cannabinoids. These cannabinoids include the main compound behind weed's psychoactive effects, delta-9-tetrahydrocannabinol (THC), and they bind to cannabinoid receptors (CB) in the brain. In this way, these plant-made molecules mimic the action of molecules made by the human body,alled