Teeming with images of spectacular underwater scenes from around the world, Call of the Blue is the culmination of a five-year project by the photographer and ocean conservationist Philip Hamilton. This groundbreaking book includes contributions from acclaimed scientists and ocean “guardians”, who reveal what drove them to answer the call of the blue. (Photo by Philip Hamilton/The Guardian)

A common kingfisher sits on a branch of a tree after catching an insect in Allahabad, India, Sunday, July 9, 2017. The common kingfisher is a highly territorial bird that has to eat nearly sixty percent of its bodyweight every day. (Photo by Rajesh Kumar Singh/AP Photo)

A visitor feeds a food pellet to a giraffe in the Giraffe Centre in Nairobi, Kenya January 15, 2017. (Photo by Goran Tomasevic/Reuters)

Revelers turn out to support LGBT rights during a Pride rally in Lansing, Michigan, U.S., June 17, 2023. (Photo by Dieu-Nalio Chery/Reuters)

A two-week-old hoglet finds an unusual spot to sit at the Happy Hedgehogs rescue centre in Nidderdale, North Yorkshire in the second decade of September 2023. (Photo by James Glossop/The Times)

The annual Santacon pub crawl tradition where all the participants have to dress in a Christmas themed costume returns to New York City for its 25th year on December 9, 2023. (Photo by Edna Leshowitz/ZUMA Press Wire/Rex Features/Shutterstock)

People react following an Israeli air strike on Palestinian houses, amid the ongoing conflict between Israel and the Palestinian Islamist group Hamas, in Rafah in the southern Gaza Strip on December 12, 2023. (Photo by Fadi Shana/Reuters)

Supporters of former US President and Republican presidential candidate Donald Trump arrive for a campaign rally at the PPL Center in Allentown, Pennsylvania, on October 29, 2024. (Photo by Angela Weiss/AFP Photo)