This Paleo Crab Salad features tangerines, avocado and a tangy white balsamic vinaigrette.  It tastes like summer! I was first introduced to citrus and crab together at my Aunt Rose's home in California.  She has citrus trees all over the place: lemons, tangelos, oranges, grapefruits, even kumquats.  Aunt Rose made a delicious crab salad with