For Texas rice farmers determined to hang onto their land, crawfish offer clear benefits. Omnivores and swamp creatures at heart, mudbugs thrive in the low, warm, plant-filled waters of rice paddies.

Cold snaps, rain and fog shape Texas crawfish season. A Texas farmer explains how weather affects price, supply, size and taste.

KAPLAN, La. — Josh Courville has harvested crawfish his whole life, but these days, he's finding a less welcome catch in some of the fields he manages in southern Louisiana. Snails. Big ones. For ...