Sophia answers questions at Hanson Robotics studio in Hong Kong on March 29, 2021. Sophia is a robot of many talents — she speaks, jokes, sings and even makes art. In March, she caused a stir in the art world when a digital work she created as part of a collaboration was sold at an auction for $688,888 in the form of a non-fungible token (NFT). (Photo by Vincent Yu/AP Photo)

Common seals are reintroduced to the wild on the beach of the island Juist, Germany, 28 July 2014. It is the first reintroduction to the wild drive of the seal breading station Norddeich this year. (Photo by Carmen Jaspersen/EPA)

A boy dressed as Lord Krishna is pictured while Hindu devotees march on the streets to celebrate Janmashtami festival, which marks the birth anniversary of Lord Krishna, in Dhaka, August 14, 2017. (Photo by Mohammad Ponir Hossain/Reuters)

A newly born albino red-necked wallaby joey eats as it is being carried by its mother in their enclosure at the zoo in Decin, Czech Republic, May 18, 2022. (Photo by David W. Cerny/Reuters)

These brave models show no fear as they pose with bears, tigers and wolves in scenes straight from the pages of a fairy tale. The snaps show the models cuddling up to the deadly animals and even taking naps with the often unpredictable creatures. Here: “Marina with a bear”. Stepan, a 700-pound grizzly bear, was adopted by a Russian couple when he was just 3 months old. (Photo by Olga Barantseva/Caters News Agency)

Fossil records indicate that this early lizard, Megalania (Megalania prisca or Varanus priscus), was a whopping seven metres in length. They were part of a megafaunal assemblage that inhabited southern Australia during the Pleistocene. The youngest fossil remains date to around 50,000 years ago. The first aboriginal settlers of Australia might have encountered them and been a factor in their extinction. (Photo by Sky TV/The Guardian)

Salzburg's Patson Daka celebrates after scoring during the Europa League round of 32 second leg soccer match between FC Salzburg and Club Brugge at the Arena in Salzburg, Austria, Thursday, February 21, 2019. (Photo by Leonhard Foeger/Reuters)

Blankets cover the bodies of a woman (right) and a man (left background) hit by a northbound Penn Central train (background) as they waited with a crowd at Pennsylvania Railroad station in Elizabeth, N.J. on June 8, 1968 to view the southbound train carrying the body of Sen. Robert F. Kennedy to Washington. The woman was identified as Mrs. Antoinette Severini, 54, and the man, John Curia (age unavailable), both of Elizabeth. (Photo by AP Photo)