A fight between two female musk oxen, Norway, 2021. The image was captured in Norway’s Dovrefjell national park, where the musk ox (Ovibos moschatus) was reintroduced several years ago for its conservation. It is normal for males of this species to engage in fierce battles during the mating season but unusual for two females. (Photo by Miquel Angel Artús Illana)

Winton Elementary fifth graders Juliana Ragan, from left, Chloe Windsor and Paisley Ganske wait backstage for their turn to perform as the Andrew Sisters during the Pearl Harbor/Veterans assembly at the school on Monday, December 7, 2015, in Coeur d'Alene, Idaho. Dec. 7 is the 74th anniversary of the Japanese bombing of Pearl Harbor. (Photo by Kathy Plonka/The Spokesman-Review via AP Photo)

Members of the Edo Firemanship Preservation Association balance on top of bamboo ladders during a demonstration at the New Year's fire review held by the Tokyo Fire Department in Tokyo, Japan, 06 January 2016. Some 2,800 firefighters perform various emergency rescue and firefighting demonstrations in an effort to promote the prevention of fire and disaster in the annual event. (Photo by Kiyoshi Ota/EPA)

A soldier poses with a Hythe Mk III Gun Camera during training activities at Ellington Field, Houston, Texas in April of 1918. The Mk III, built to match the size, handling, and weight of a Lewis Gun, was used to train aerial gunners, recording a photograph when the trigger was pulled, for later review, when an instructor could coach trainees on better aiming strategies. (Photo by Harry Kidd/WWI Army Signal Corps Photograph Collection via The Atlantic)

The giant yellow 20-ton bronze teddy bear has been set up by Christie's outside the Seagram Building along Park Avenue. Created by New York-based Swiss artist, Urs Fischer, the enormous sculpture that has received mixed reviews, is getting auctioned off at Christie's next month. The black button-eyed, 23-foot-tall yellow teddy bear is "Untitled (Lamp/Bear)."

Trainers from Tianjiao Special Guard/Security Consultant Ltd. Co. engage trainees dressed in swimming suits as they crawl on the beach during a training session in Sanya, Hainan province January 8, 2012. (Photo by CHINA DAILY/Reuters)

Where Children Sleep – stories of diverse children around the world, told through portraits and pictures of their bedrooms by James Mollison. This is a selection from the 56 diptychs in the book (Chris Boot November 2010). The book is written and presented for an audience of 9-13 year olds‘ intended to interest and engage children in the details of the lives of other children around the world, and the social issues affecting them, while also being a serious photographic essay for an adult audience.

“Potholes” is a series of photographs depicting the concave street cracks and holes as a collection of imaginative tableaux in the city. Captured within the backdrops of New York City, Los Angeles, Toronto and Montreal, the sets explore the urban flaws as a playground creating a multitude of uses out of the potholes. Directly engaging the street and the city, the highly imaginative series transforms the bad into good, creating a tongue-in-cheek collection that is at once contextual and surreal”. (Photo and caption by Davide Luciano)