By Nathan Ward Sound carries far in the predawn hours of Hacienda San Juan de Lizárraga. A white-nosed coati crashes through the scrub forest. The morning explodes into chatter as the sun rises and the wild babbling of chacalacas rents the air. Birdsong flows from the beaks of brilliant birds, bursts of color between palm fronds—iridescent green parrots, blue flash of the Toh motmot, sunburst of the orange oriole. It’s an orgy of activity, all creatures scrambling before the heat rises to boil the day. In spring, when Central Colorado endures snowstorms and spring winds, Yucatán state in Mexico sinks ...