Two zebras stand so close in Ngorongoro Crater, Tanzania. (Photo by Zhayynn James/Solent News)

Singer Rita Ora enters her hotel on April 27, 2017 in New York City. (Photo by MEGA)

Courtney Stodden is seen on June 22, 2017 in Los Angeles, California. (Photo by Splash News and Pictures)

The model Gigi Hadid receives attention in Soho, New York, USA on June 27, 2017. (Photo by Broadimage/Rex Features/Shutterstock)

Cheerleaders wait to perform before the New Year's Day parade in London, Britain January 1, 2017. (Photo by Neil Hall/Reuters)

The 2016 Greenwich Village Halloween parade, October 31, 2016 in the Manhattan borough of New York City. (Photo by Anthony Causi)

Seth Casteel is an award-winning photographer and the New York Times Best Selling Author of Underwater Dogs. His new book, Underwater Puppies, was published September 16, 2014. Photo: “Underwater Puppies”: Popcicle. (Photo by Seth Casteel)