I want a list of fruits with a tough and/or prickly exterior. Ex: Pinapple.?

Answers

Speed

Rambutan, horned melon, dragonfruit, jackfruit, coconut, durian, and everybody's favorite-named fruit, the ugli fruit.

Lili

Prickly pear (I'm not positive that's a botanical fruit); avocado (a berry fruit); pomegranate. Coconuts? Breadfruit?