GARCIA-NAVARRO: Near the largest freshwater lake in the Galapagos, park ranger Gianni Arizmendi resentfully yanks out a root.

NPR: Common Intruders Threaten Galapagos Species

It was a thrill to step out of the bus queue, resentfully observed by ordinary passengers as I turned from frog to princess and stooped to crawl in beside the professor.

NEWYORKER: Hand on the Shoulder