RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO /NATIONAL PARK RESCUE" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS
(FILES) In this file photo taken on May 25, 2020 and provided on July 3, 2020 courtesy of the National Park Rescue charity shows the carcass of one of the many elephants which have died mysteriously in the Okavango Delta in Botswana. - Hundreds of elephants that died mysteriously in Botswana's famed Okavango Delta succumbed to bacteria found in the water pans, the wildlife department revealed on September 21, 2020. (Photo by - / NATIONAL PARK RESCUE / AFP) / RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO /NATIONAL PARK RESCUE" - NO MARKETING - NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS