Ariana Lamcellari, 4, holds a sign at a protest against violence, following the charge of a British police officer in the London kidnapping and murder of Sarah Everard, in Dublin, Ireland on March 16, 2021. (Photo by Clodagh Kilcoyne/Reuters)

An activist with a painted face symbolizing the count of days spent in captivity attends the Free Azov rally in support of the captured defenders of Mariupol on April 21, 2024 in Kyiv, Ukraine. The participants came out to remind about the Ukrainian soldiers who have been held in Russian captivity for more than two years. (Photo by Yan Dobronosov/Global Images Ukraine via Getty Images)

Denmark's midfielder #06 Morten Frendrup lies behind teammates during the UEFA Nations League quarter final second leg football match between Portugal and Denmark at the Jose Alvalade stadium in Lisbon, on March 23, 2025. (Photo by Patricia de Melo Moreira/AFP Photo)

Bowie Snow runs in the tulips at Strawberry Fields, Lifton, Devon on April 13, 2025. The South West's largest tulip festival takes place across April, showcasing 250,000 Tulips with over 40 varieties across three acres at Strawberry Fields in UK. (Photo by William Dax/South West News Service)

A contestant on the 28th season of The Bachelor Kelsey Anderson hangs out at the Gallery Desert House with PATRÓN EL ALTO during Stagecoach on Friday, April 25, 2025. (Photo by Angel Montalvo)

“Pivo”, Nissan's concept car is introduced at Nissan's Gallery on September 30, 2005 in Tokyo, Japan. “Pivo” is an electric car in which the direction of the cabin moves 180 degrees, therefore, when making a turn in a different direction, it simply needs to move the cabin without moving the car. (Photo by Koichi Kamoshida/Getty Images)

A spotted owlet appears to be playing peek-a-boo near Rancharda Lake in Ahmedabad, India on February 9, 2016. The species is common across the Indian subcontinent. (Photo by Caters News Agency)

The National Geographic Photo Ark is a travelling exhibition of photographer Joel Sartore’s quest to create a photo archive of biodiversity around the world. So far, Sartore has captured studio portraits of more than 6,000 species – a number that he hopes to double. On 1 July, the ark will open at Melbourne zoo – the first time it has been exhibited in the southern hemisphere. More than 50 portraits will be on display, including many of Australian endangered animals being protected by programs at the zoo itself. These captions have been edited from text supplied by Melbourne zoo. Here: Barking owl. (Photo by Joel Sartore/National Geographic Photo Ark/The Guardian)