On Friday, September 28, 2012, animal wrangler Dennis Sheridan introduced students of the Brooks Institute to his vast animal collection at Rocky Nook Park in Santa Barbara, Calif. Pictured is a captive Red-eyed Tree Frog (Agalychnis callidryas). This species has sticky pads on its toes adapted from spending the majority of life in trees. (Photo by Victoria Linssen © 2012 – 2018)