This unique collection of photographs shows the concentrated faces of dogs just before catching their beloved treats. Professional photographer Christian Vieler, from Germany, shot the latest series of his “Dogs Catching Treats in Trouble” collection with hilarious results. Here: Hudson the Rhodesian Ridgeback. (Photo by Christian Vieler/Caters News Agency)

Neon sea creatures have been captured lighting up the ocean with their vibrant colors – in what looked like a scene from Avatar. Photographer Simon Pierce, 39, took the images over several months after visiting both Nosy Sakatia in Madagascar and Mafia Island in Tanzania recently. (Photo by Simon Pierce/Caters News Agency)

A spectator waits for the start of the Jeremy Scott show during Fashion Week in New York, Thursday, February 8, 2018. (Photo by Andres Kudacki/AP Photo)

Katy Perry attends the 2019 Met Gala celebrating “Camp: Notes on Fashion” at the Metropolitan Museum of Art on May 06, 2019 in New York City. (Photo by Andrew Kelly/Reuters)

American model Emily Ratajkowski and Vanessa Hudgens attend the 73rd Annual Tony Awards at Radio City Music Hall on June 09, 2019 in New York City. (Photo by Mike Coppola/Getty Images for Tony Awards Productions)

Marchers kiss as they walk down 5th Avenue as they part in the 2019 World Pride NYC and Stonewall 50th LGBTQ Pride Parade in New York, U.S., June 30, 2019. (Photo by Lucas Jackson/Reuters)

The trees on the iconic local landmark are silhouetted against glorious sunrise colours on a misty morning near Colmers Hill in Dorset, England on May 1, 2019. (Photo by Celia McMahon/Alamy Live News)

UK Love Island's Maura Higgins attends the Pretty Little Thing X Molly-Mae party at Rosso on September 01, 2019 in Manchester, England. (Photo by Splash News and Pictures)