A bomb squad member and a sniffer dog inspect a car prior to the arrival of Britain's King Charles at the Orly Airport on September 20, 2023, on the first day of a state visit to France. MIGUEL MEDINA/Pool via REUTERS 

A bomb squad member and a sniffer dog inspect a car prior to the arrival of Britain's King Charles at the Orly Airport on September 20, 2023, on the first day of a state visit to France. MIGUEL MEDINA/Pool via REUTERS 

United Arab Emirates Search and Rescue members drill into debris after a sniffer dog signalled for possible dead bodies, following fatal floods in Derna, Libya, September 19, 2023. REUTERS/Amr Alfiky 

A member of Abu Dhabi Police employs a sniffer dog to signal for dead bodies buried under rubble caused by fatal floods in Derna, Libya, September 19, 2023. REUTERS/Amr Alfiky 

Members of United Arab Emirates Search and Rescue and Abu Dhabi Police employ sniffer dogs to signal for dead bodies buried under rubble caused by fatal floods in Derna, Libya, September 19, 2023. REUTERS/Amr Alfiky 

A police officer with a sniffer dog inspects inside the International Media Centre during the G20 summit, in New Delhi, India, September 10, 2023. REUTERS/Amit Dave 

A police officer with a sniffer dog inspects inside the International Media Centre during the G20 summit, in New Delhi, India, September 10, 2023. REUTERS/Amit Dave 

A man holds a sniffer dog as Berlin police warned the public that a suspected lioness was on the loose, in Kleinmachnow, near Berlin, Germany July 20, 2023. REUTERS/Annegret Hilse 

A security officer holds a sniffer dog, on the day of a meeting between Turkish President Tayyip Erdogan and Swedish Prime Minister Ulf Kristersson on the eve of a NATO summit, in Vilnius, Lithuania July 10, 2023. REUTERS/Yves Herman/Pool 

A security officer holds a sniffer dog, on the day of a meeting between Turkish President Tayyip Erdogan and Swedish Prime Minister Ulf Kristersson on the eve of a NATO summit, in Vilnius, Lithuania July 10, 2023. REUTERS/Yves Herman/Pool 

A police sniffer dog works outside St Giles' Cathedral in Edinburgh, Scotland, Britain, on July 5, 2023, ahead of a National Service of Thanksgiving and Dedication. Paul Ellis/Pool via REUTERS 

A police sniffer dog works outside St Giles' Cathedral in Edinburgh, Scotland, Britain, on July 5, 2023, ahead of a National Service of Thanksgiving and Dedication. Paul Ellis/Pool via REUTERS 

A police officer with a sniffer dog checks the venue ahead of a family photo session at the G7 Finance Ministers and Central Bank Governors' meeting in Niigata, Japan, May 12, 2023. REUTERS/Issei Kato 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains a dog named Bira to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains a dog named Bira to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains dogs named Bira and Lady to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains a dog named Bira to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains a dog named Bira to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains a dog named Bira to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains a dog named Ukho (Ear) to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva 

Anastasia Velichkovskaya, founder of the 'Baskerville' dog training centre, trains dogs to help the Russian military participating in the Russia-Ukraine conflict, in Nizhny Novgorod Region, Russia March 10, 2023. Anastasia, along with other dog handlers, makes a voluntary contribution to the Russian armed forces by training sniffer dogs to locate mines, rescue people trapped under rubble and take part in assault operations. REUTERS/Anastasia Makarycheva TPX IMAGES OF THE DAY 

A security officier in plain clothes surveys the area along with his sniffer dog after yesterday's attack on a police station, in Karachi, Pakistan February 18, 2023. REUTERS/Akhtar Soomro 

Sniffer dogs are seen during the ceremony to send a search and rescue team to quake-hit Turkey in Jakarta, Indonesia, February 9, 2023. REUTERS/Ajeng Dinar Ulfiana 

A rescue member moves a sniffer dog as they are deployed for a search and rescue mission to quake-hit Turkey, at Kuala Lumpur International Aiport, Sepang, Malaysia, February 8, 2023. REUTERS/Hasnoor Hussain 

Sniffer dogs, Denti and Frankie held by rescue members, are deployed for a search and rescue mission to quake-hit Turkey, at Kuala Lumpur International Airport, Sepang, Malaysia, February 8, 2023. REUTERS/Hasnoor Hussain 

A member of Search and Rescue Association (AKUT) with a sniffer dog searches survivors at the site of a collapsed building following an earthquake in Adana, Turkey February 6, 2023. REUTERS/Cagla Gurdogan 

A custom sniffer dog poses with a suitcase and cigarettes at the arrivals area at Nice international airport, France, January 13, 2023. REUTERS/Eric Gaillard 

A custom sniffer dog controls luggage at the arrivals area at Nice international airport, France, January 13, 2023. REUTERS/Eric Gaillard 

A security officer with a sniffer dog inspects a vehicle at the parking lot of Brazil's National Congress ahead the inauguration ceremony of President-elect Luiz Inacio Lula da Silva on January 1, in Brasilia, Brazil December 31, 2022. REUTERS/Ricardo Moraes 

A sniffer dog passes by vehicles as members of the security forces work following a suspected bomb threat next to the Supreme court in Brasilia, Brazil, December 30, 2022. REUTERS/Ricardo Moraes 

A police officer with a sniffer dog inspects Jakarta Cathedral ahead of the Christmas Mass in Jakarta, Indonesia, December 24, 2022. REUTERS/Ajeng Dinar Ulfiana 

Police officers with sniffer dogs inspect Jakarta Cathedral ahead of the Christmas Mass in Jakarta, Indonesia, December 24, 2022. REUTERS/Ajeng Dinar Ulfiana 

A rescuer crew member pats a sniffer dog being used to aid in the search for victims of the landslide in Batang Kali, Selangor, Malaysia, December 17, 2022. REUTERS/Hasnoor Hussain 

Rescue crews use a sniffer dog to aid in search for victims of landslide in Batang Kali, Selangor state, Malaysia December 16, 2022. REUTERS/Lai Seng Sin 

A rescue crew member uses a sniffer dog to aid in search for victims of landslide in Batang Kali, Selangor state, Malaysia December 16, 2022. REUTERS/Lai Seng Sin 

A rescuer uses a sniffer dog to find victims as the rescue operation continues at an area affected by landslides following an earthquake in Cianjur, West Java province, Indonesia, November 24, 2022. REUTERS/Stefanno Sulaiman 

Rescuers use a sniffer dog to find victims as the rescue operation continues at an area affected by landslides following an earthquake in Cianjur, West Java province, Indonesia, November 24, 2022. REUTERS/Stefanno Sulaiman 

A sniffer dog checks vehicles outside a hotel as Cambodia hosts the ASEAN Summit in Phnom Penh, Cambodia November 10, 2022. REUTERS/Cindy Liu 

A law enforcement sniffer dog search a vehicle in what the Cape Town mayor's office describes as the "biggest anti-crime operation" in the city's history, in which more than 750 law enforcement officers from various units have been deployed in the Marikana informal settlement and surroundings, in Cape Town, South Africa, October 12, 2022. REUTERS/Esa Alexander 

A law enforcement sniffer dog reacts after a vehicle search in what the Cape Town mayor's office describes as the "biggest anti-crime operation" in the city’s history, in which more than 750 law enforcement officers from various units have deployed in the Marikana informal settlement and surroundings, in Cape Town, South Africa, October 12, 2022. REUTERS/Esa Alexander 

Soldiers with sniffer dogs check the area outside polling station where Brazil's President and presidential candidate Jair Bolsonaro is to cast his vote during the presidential election, in Rio de Janeiro, Brazil October 2, 2022. REUTERS/Ricardo Moraes 

Soldiers with sniffer dogs check the area outside polling station where Brazil's President and presidential candidate Jair Bolsonaro is to cast his vote during the presidential election, in Rio de Janeiro, Brazil October 2, 2022. REUTERS/Ricardo Moraes 

U.S. Secretary of State Antony Blinken holds a landmine sniffer dog, Jack Russell Terrier Patron during his visit to the children's hospital in Kyiv, Ukraine September 8, 2022. Genya Savilov/Pool via REUTERS 

Marina, 6, from the Kherson region, plays with a landmine sniffer dog, Jack Russell Terrier Patron during U.S. Secretary of State Antony Blinken's visit to the children's hospital in Kyiv, Ukraine September 8, 2022. Genya Savilov/Pool via REUTERS 

A Honduran Military Police officer uses a sniffer dog during a vehicle inspection at a checkpoint, as part of an operation to curb crime, in Tegucigalpa, Honduras July 18, 2022. REUTERS/Fredy Rodriguez 

A security officer with a sniffer dog stands at the medium-security prison in Kuje, near the capital Abuja, Nigeria July 6, 2022. REUTERS/Afolabi Sotunde 

A police officer works with a sniffer dog at a media position outside the Hong Kong West Kowloon railway station, before the 25th anniversary of the former British colony's handover to Chinese rule, in Hong Kong, China June 30, 2022. REUTERS/Paul Yeung 

Horse Racing - Royal Ascot - Ascot Racecourse, Ascot, Britain - June 15, 2022 A security member and a sniffer dog check the perimeter before the races REUTERS/Phil Noble 

The 75th Cannes Film Festival - The Palm Dog Awards - Cannes, France, May 27, 2022. The dog named Opium receives the Humanitarian Palm Dog award, named the “Dogmatarian” award, on-behalf the Ukrainian Jack Russell mine sniffer honored for his service during the Ukraine-Russia conflict. REUTERS/Eric Gaillard 

Emergency personnel with sniffer dogs prepare to search for survivors at the Saratoga Hotel two days after it suffered an explosion, in Havana, Cuba May 8, 2022. REUTERS/Alexandre Meneghini 

Emergency personnel with sniffer dogs prepare to search for survivors at the Saratoga Hotel two days after it suffered an explosion, in Havana, Cuba May 8, 2022. REUTERS/Alexandre Meneghini 

Emergency personnel with sniffer dogs prepare to search for survivors at the Saratoga Hotel two days after it suffered an explosion, in Havana, Cuba May 8, 2022. REUTERS/Alexandre Meneghini 

A search and rescue team works with sniffer dogs to recover bodies in from the Mzinyathi River after heavy rains caused flooding near Durban, South Africa, April 19, 2022. REUTERS/Rogan Ward 

A search and rescue team works with sniffer dogs to recover bodies from the Mzinyathi River near Durban, South Africa, April 19, 2022. REUTERS/Rogan Ward 

A member of Civil Protection and a sniffer dog are pictured while working on the search of Debanhi Escobar, an 18-year-old law student who has been missing since April 9, during a search held by her loved ones and security forces, in Escobedo, Mexico April 18, 2022. Picture taken April 18, 2022. REUTERS/Daniel Becerril 

A police officer and an sniffer dog are pictured while working on the search of Debanhi Escobar, an 18-year-old law student who has been missing since April 9, during a search held by her loved ones and security forces, in Escobedo, Mexico April 18, 2022. Picture taken April 18, 2022. REUTERS/Daniel Becerril 

Dogs wearing jackets are seen during a protest against the government's measures to curb the spread of the coronavirus disease (COVID-19), in Hamburg, Germany, March 12, 2022. The dogs' jackets read: 'corona sniffer dog.' REUTERS/Fabian Bimmer 

A police officer gives a drink to 9-year-old sniffer dog, Sola, as they take a break during a rescue operation at an area which was affected by the Mount Semeru volcano eruption in Sumberwuluh, Candipuro district, Lumajang, East Java province, Indonesia, December 10, 2021. REUTERS/Willy Kurniawan 

A sniffer dog is tied on the evacuation route sign during an operation at an area affected by the eruption of Mount Semeru volcano, in Curah Kobokan, Pronojiwo district, Lumajang, East Java province, Indonesia, December 8, 2021. REUTERS/Willy Kurniawan 

Fantasy, a sniffer dog trained to detect the coronavirus disease (COVID-19), sits next to a trainer during a news conference in Vienna, Austria November 2, 2021. REUTERS/Leonhard Foeger