Picture a delicious, juicy mango. Mmmm. Now, picture the shiny, itchy-rash-causing leaves of poison ivy. Ack! Couldn’t be more different, right? Well, get ready for a fact that’s going to boggle your bean! Mangoes and poison ivy are actually plant cousins! How does that work?  We asked botanist Dr. Eve Emshwiller to help us find the answer.

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