An elephant from Earl's Court Circus with a man in its mouth, 1928. P.S. All pictures are presented in high resolution.

A Southwest Airlines jet takes off from Reagan National Airport with a thunderhead to the east on June 20, 2017 in Alexandria, VA. (Photo by Jonathan Newton/The Washington Post)

Global wildlife populations will decline by 67% by 2020 unless urgent action is taken to reduce human impact on species and ecosystems, warns the biennial Living Planet Index report from WWF (World Wide Fund for Nature) and ZSL (Zoological Society of London). From elephants to eels, here are some of the wildlife populations most affected by human activity. Here: The maned wolf is among the large mammals in the Brazilian Cerrado that are threatened by the increasing conversion of grasslands into farmland for grazing and growing crops. (Photo by Ben Cranke/Nature Picture Library/Alamy Stock Photo)

A view of trees shrouded in fog on a late summer morning between Tureby and Slimminge on Zealand, Denmark, 10 September 2021. (Photo by Mads Claus Rasmussen/EPA/EFE)

The #8 DP Starworks Motorsports Ford Rley driven by Enzo Potolicchio, Ryan Dalziel, Alex Popow, Lucas Luhr and Allan McNish runs off the track during the Rolex 24 at Daytona International Speedway on January 28, 2012 in Daytona Beach, Florida. (Photo by John Harrelson/Getty Images)

Actress Janina Gavankar attends OK! Magazine Pre-Oscar Party – Arrivals at Greystone Manor Supperclub on February 23, 2012 in West Hollywood, California. (Photo by Allen Berezovsky/Getty Images)

In this image released on November 08, American singer Madison Beer poses at the MTV EMA's 2020 on October 30, 2020 in Los Angeles, California. The MTV EMA's aired on November 08, 2020. (Photo by Rich Fury/Getty Images for MTV)

American actress Anne Hathaway is seen at a film set for the AppleTV+ series, “WeCrashed” on June 11, 2021 in New York City. (Photo by Pacific Coast News)