A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

A pre-historic cachalot fossil discovered by researchers of a Peruvian university is presented to the public at the Natural History Museum in Lima, Peru February 15, 2023. REUTERS/Sebastian Castaneda 

Dr. Manal Siyam conducts research on snake at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

Dr. Manal Siyam conducts research on a scorpion at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

A scorpion is seen while Dr. Manal Siyam conducts research at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

A worker carries a preserved snake while Dr. Manal Siyam conducts research on scorpions at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

Dr. Manal Siyam conducts research on snakes at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

A worker carries a preserved snake while Dr. Manal Siyam conducts research on scorpions at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

Dr. Manal Siyam conducts research on a scorpion at the Natural History Museum in Khartoum, Sudan. September 28, 2022. REUTERS/Mohamed Nureldin Abdallah 

Director of the Toxic Organism Research Center Dr. Rania Mohamed, and Dr. Manal Siyam search for snakes and scorpions on Tuti Island in Khartoum, Sudan. September 12, 2022. REUTERS/El-Tayeb Siddig 

Director of the Toxic Organism Research Center Dr. Rania Mohamed, and Dr. Manal Siyam search for snakes and scorpions on Tuti Island in Khartoum, Sudan. September 12, 2022. REUTERS/El-Tayeb Siddig 

A snake is seen at Sudan Natural Museum in Khartoum, Sudan. September 11, 2022. REUTERS/Eltayeb Siddig 

A snake is seen at Sudan Natural Museum in Khartoum, Sudan. September 11, 2022. REUTERS/Eltayeb Siddig 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is washed one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is washed one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/ Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is put in a container with wood by her caretaker Angelica Bourgoin one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS Pierre/Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads tests a kind of skateboard to rehabilitate one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is put in an enclosure outside by caretaker Angelica Bourgoin, one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS /Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads, is washed with a toothbrush one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy TPX IMAGES OF THE DAY REFILE - CORRECTING SPECIES AND GENDER
 

Janus, a two-headed Greek tortoise named after the Roman god with two heads is seen one day ahead of his 25th birthday at the Natural History Museum in Geneva, Switzerland September 2, 2022. REUTERS/Pierre Albouy REFILE - CORRECTING SPECIES AND GENDER 

Sea fish specimens preserved in glass jars of formalin are seen on display at the A.G Leventis Museum of Natural History at Obafemi Awolowo University, Ile-Ife, Osun, Nigeria July 7, 2022. REUTERS/Seun Sanni 

Taxidermy bushbucks are seen on display at the A.G Leventis Museum of Natural History at Obafemi Awolowo University, Ile-Ife, Osun, Nigeria July 7, 2022. REUTERS/Seun Sanni 

Taxidermy animals and birds are seen on display at the A.G Leventis Museum of Natural History at Obafemi Awolowo University, Ile-Ife, Osun, Nigeria July 7, 2022. REUTERS/Seun Sanni 

Skulls of mammals are seen on display at the A.G Leventis Museum of Natural History at Obafemi Awolowo University, Ile-Ife, Osun, Nigeria July 7, 2022. REUTERS/Seun Sanni 

Elasmosaurus vertebra fossils, which were found on a beach, are exhibited at the San Antonio Natural History Museum, in San Antonio, Chile, June 16, 2022. Picture taken June 16, 2022. REUTERS/Rodrigo Gutierrez 

Elasmosaurus fossil pieces that were found on a beach and a model of an Elasmosaurus are exhibited at the San Antonio Natural History Museum, in San Antonio, Chile, June 16, 2022. Picture taken June 16, 2022. REUTERS/Rodrigo Gutierrez 

Curator of the San Antonio Natural History Museum, Jose Luis Brito, stands next to local Pamela Tomson, while locals Andrea Galvez and Jana Tocheva show Elasmosaurus fossil pieces, which were found on a beach, in Algarrobo, Chile, June 16, 2022. Picture taken June 16, 2022. REUTERS/Rodrigo Gutierrez 

An Elasmosaurus vertebra fossil, which was found on a beach, is exhibited at the San Antonio Natural History Museum, in San Antonio, Chile, June 16, 2022. Picture taken June 16, 2022. REUTERS/Rodrigo Gutierrez 

Curator of the San Antonio Natural History Museum, Jose Luis Brito, points to a display containing a model of an Elasmosaurus, along with Elasmosaurus fossils which were found on a beach, in San Antonio, Chile, June 16, 2022. Picture taken June 16, 2022. REUTERS/Rodrigo Gutierrez 

Rodolfo Salas-Gismondi, founder and director of the paleontology department at the Museum of Natural History of the Universidad Nacional Mayor de San Marcos, shows fossil remains of crocodiles that inhabited the planet seven million years ago, giving scientists clues about how modern day crocodiles, who live in freshwater ecosystems, come from the sea, in Lima, Peru May 16, 2022. Picture taken May 16, 2022. REUTERS/Sebastian Castaneda 

Rodolfo Salas-Gismondi, founder and director of the paleontology department at the Museum of Natural History of the Universidad Nacional Mayor de San Marcos, shows the fossil remains of a crocodile that inhabited the planet seven million years ago, giving scientists clues about how modern day crocodiles, who live in freshwater ecosystems, come from the sea, in Lima, Peru May 16, 2022. Picture taken May 16, 2022. REUTERS/Sebastian Castaneda 

Rodolfo Salas-Gismondi, founder and director of the paleontology department at the Museum of Natural History of the Universidad Nacional Mayor de San Marcos, shows the fossil remains of a crocodile that inhabited the planet seven million years ago, giving scientists clues about how modern day crocodiles, who live in freshwater ecosystems, come from the sea, in Lima, Peru May 16, 2022. Picture taken May 16, 2022. REUTERS/Sebastian Castaneda 

Members of Extinction Rebellion Red Rebel Brigade protest outside the Natural History Museum in London, Britain, April 11, 2022. REUTERS/John Sibley 

Members of Extinction Rebellion Red Rebel Brigade protest outside the Natural History Museum in London, Britain, April 11, 2022. REUTERS/John Sibley 

Members of Extinction Rebellion Red Rebel Brigade protest outside the Natural History Museum in London, Britain, April 11, 2022. REUTERS/John Sibley 

Members of Extinction Rebellion Red Rebel Brigade protest outside the Natural History Museum in London, Britain, April 11, 2022. REUTERS/John Sibley 

A Basilosaurus whale fossil dating back 36 million years is displayed at the Museum of Natural History after its discovery in the Ocucaje desert, in Lima, Peru March 17, 2022. REUTERS/Sebastian Castaneda 

A Basilosaurus whale fossil dating back 36 million years is displayed at the Museum of Natural History after its discovery in the Ocucaje desert, in Lima, Peru March 17, 2022. REUTERS/Sebastian Castaneda 

Members of the media gather around a 36 million-year-old Basilosaurus whale fossil discovered in the Ocucaje desert, at the Museum of Natural History, in Lima, Peru March 17, 2022. REUTERS/Sebastian Castaneda 

A Basilosaurus whale fossil dating back 36 million years is displayed at the Museum of Natural History after its discovery in the Ocucaje desert, in Lima, Peru March 17, 2022. REUTERS/Sebastian Castaneda 

Rapa Nui native Veronica Tukihito poses for a picture at the Natural History Museum, where a Moai statue (unseen) from Easter Island is displayed before returning to the island, in Santiago, Chile, February 21, 2022. REUTERS/Ivan Alvarado