Board Thread:MHX General Discussion/@comment-24734669-20151125221339/@comment-24423627-20151208204630

Tigrex wasn't hungry when he fought Gamuto, he was a little bit cranky when the gigantic version of his favorite food(popo) woke him up during his "resting in area 3 to regain health" sleep. That's the reason he charged into the Gamuto.