Katydid on purple prairie clover (Dalea purpurea). TNC’s Platte River Prairies. Published October 13, 2017 at 1261 × 838 in Photo of the Week – October 13, 2017 This katydid photo from 2014 is still one of my favorites because of the color and composition, but also because I can see its “ear” so clearly on its front elbow.