The fourth annual BigPicture Natural World Photography Competition aims to celebrate the diversity of life on Earth, and encourages people to protect and conserve it. Here: “The Salmon Catchers”. Terrestrial Wildlife. To capture this view of a mother grizzly bear and her cub, photographer Peter Mather set up a camera trap on a log that he knew the bears tended to traverse while fishing for salmon, in the Yukon River watershed in Canada. (Photo by Peter Mather/BigPicture Natural World Photography Competition 2017)

A man prepares tea at a roadside shop on a flooded street in Kolkata, India, August 11, 2016. (Photo by Rupak De Chowdhuri/Reuters)

Flames from the Falls Fire burn on a hillside along South Main Divide Road in the Cleveland National Forest as firefighters drive through the area on Monday, August 5, 2013. (Photo by Kurt Miller/AP Photo/The Press-Enterprise)

Teachers and students of dance schools dance maintaining social distance in Barcelona, Spain on November 9, 2020 during a protest against harsher anti-covid19 measures as closures in the hospitality and culture sector and limitations of social contacts by the Catalan government due to the accelerated spread of the coronavirus. (Photo by Matthias Oesterle/ZUMA Wire/Rex Features/Shutterstock)

The battle by Jose Garcia, US. Category: bird behaviour. A great white heron (Ardea herodias occidentalis) fighting a green snake in the Florida Everglades. The fight lasted for nearly 20 minutes with the heron having to release its prey. (Photo by Jose Garcia/2017 Bird Photographer of the Year Awards)

A white crab spider hides between the petals of a rain spotted rose blossom in the garden of a home near Oakland in southwestern Oregon on August 23, 2024. Crab spiders are ambush predators and wait patiently for their prey to approach. (Photo by Robin Loznak/ZUMA Press Wire/Rex Features/Shutterstock)

Creative imagery, gold winner: Sprats and Bread, Ruediger Schulz, Germany. (Photo by Ruediger Schulz/2021 Bird Photographer of the Year)

Model Brooks Nader attends Charity Day 2025 Hosted by Cantor Fitzgerald Relief Fund at BGC Group on September 11, 2025 in New York City. (Photo by Dave Kotinsky/Getty Images for Cantor Fitzgerald)