A Ukrainian Army liaison officer Vira, 22, plays with her rat Malyi (Tiny) at her positions near a frontline, in Donetsk region, Ukraine, on March 8, 2024. (Photo by Inna Varenytsia/Reuters)

A Ukrainian serviceman is seen at his position on the front line in Krasnogorivka near Donetsk, Ukraine, August 12, 2016. (Photo by Gleb Garanich/Reuters)

A blue-throated macaw receives acupuncture and laser therapy treatment at the veterinary hospital in Brasilia Zoo, July 30, 2015. The zoo's veterinary hospital uses acupuncture and laser therapy to improve the health and well-being of animals with chronic diseases. (Photo by Ueslei Marcelino/Reuters)

A novice Bhutanese monk sleeps after hours of prayer waiting for class to be over at the Dechen Phodrang monastery October 18, 2011 in Thimphu, Bhutan. The monks average about 10 hours of study a day waking up at 5:00am. (Photo by Paula Bronstein/Getty Images)

Dancers Amy Hadley and Bethany Kingsley-Garner from the Scottish Ballet wait backstage during the dress rehearsal of the current production of “Sleeping Beauty” at the Theatre Royal on December 16, 2011 in Glasgow, Scotland. (Photo by Jeff J Mitchell/Getty Images)

A Ukrainian girl plays with balloons with the colours of her country's flag aboard the Corsica Linea ferry “Mediterranee” in Marseille, southern France, on April 26, 2022. Anna and her children enjoy the sun on the deck of a ferry moored in Marseille: they are not vacationers but Ukrainian refugees who, on this boat, have finally found safety, “like in a village”, with 700 others compatriots. The “Mediterranean” usually serves Algeria, for the Corsica Linea. But it is now docked, at the Joliette ferry terminal in Marseille, with its unusual passengers. (Photo by Nicolas Tucat/AFP Photo)

Ukrainian refugee circus student Mariia Lysytska stretching in a training room in Budapest, Hungary, Monday, February 13, 2023. More than 100 Ukrainian refugee circus students, between the ages of 5 and 20, found a home with the Capital Circus of Budapest after escaping the embattled cities of Kharkiv and Kyiv amid Russian bombings. (Photo by Denes Erdos/AP Photo)

A six-day-old hippopotamus is pictured next to his mother, Kara, aged 21, on September 12, 2012 at “Planet sauvage” (“Wild planet”) Zoo in Port-Saint-Pere, western France. The birth, a rare event for this species in captivity, occured on September 7, 2012 in the Zoo. (Photo by Frank Perry/AFP Photo)