Get a full rundown on what's causing your pet's tummy troubles with this food tolerance test

We as humans run the gamut in super weird food allergies, from gluten to seafood (and, consequentially, cicadas apparently), but your precious pet may also be allergic to a host of other foods you're unknowingly feeding them. Everything from proteins to wheat could be causing your critter distress unbeknownst to you, and that's pretty scary. — Read the rest