Poison ivy and poison oak are two other commonly known poisonous plants that can cause a rash, but they look different from poison sumac. Poison ivy typically has three shiny green leaves (or red ...

What if they rub up against us humans? A: Neither cats nor dogs suffer from poison ivy rash, but their coats easily transfer the oil in poison ivy, poison oak and poison sumac to humans. This oil, ...

Poison ivy oil can spread quickly and easily (just like poison oak does). Poison ivy rash can spread from clothes, skin ...