Chichi, Chihuahua smooth, waits for its presentation during the 147th Westminster Kennel Club Dog Show at the USTA Billie Jean King National Tennis Center in New York, U.S., May 8, 2023. REUTERS/Jeenah Moon 

A Chihuahua and a Leonberger with their owner attend on the second day of the Crufts dog show in Birmingham, Britain, March 10, 2023. REUTERS/Molly Darlington 

A man sits next to a Chihuahua dog as migrants who take part in a caravan to cross the country to reach the U.S. border rest at a sports complex, in Mapastepec, Mexico, June 10, 2022. REUTERS/Quetzalli Nicte-Ha TPX IMAGES OF THE DAY 

A couple walks with a chihuahua dog on a sunny day, in Moscow, Russia March 17, 2022. REUTERS/Maxim Shemetov 

A Chihuahua arrives on the second day of the Crufts Dog Show in Birmingham, Britain, March 11, 2022. REUTERS/Molly Darlington 

Gizzard, a chihuahua is held by his owner at the 31st Annual Tompkins Square Halloween Dog Parade in New York, U.S., October 23, 2021. REUTERS/Caitlin Ochs 

A Chihuahua dog looks on during celebrations of Maslenitsa, a pagan holiday, marking the end of the winter in the village of Nikola Lenivets in Kaluga region, Russia March 13, 2021. REUTERS/Maxim Shemetov 

Bryan Regnier is seen with his dogs Sky, a Chihuahua and T'ouva, a mix between Malinois and Groenendael, in Wavre, Belgium April 6, 2020. REUTERS/Yves Herman 

Holly Maxwell, who runs personal shopping business ÒThe Winning LookÓ for dog handlers, kisses a chihuahua named Tiro at the Westminster Kennel Club Dog Show in New York, U.S. February 10, 2020. Picture taken February 10, 2020. REUTERS/Gabriella Borter 

Chris Kerr poses with Gizzard, a Chihuahua, dressed as Regan from the film "The Exorcist" at the Tompkins Square Halloween Dog Parade in Manhattan, New York City, U.S., October 20, 2019. REUTERS/Andrew Kelly 

A pet owner carries his Chihuahua dog dressed in a gown at a pet fashion show celebrating World Animals Day in Quezon City, Metro Manila, Philippines, October 6, 2019. REUTERS/Eloisa Lopez 

Children watch a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A three legged chihuahua dog dressed as a taco participates during a fancy dressed dog competition during the 'Running of the Chihuahuas' event as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A dog dressed as Princess Leah from Star Wars participates during a fancy dressed dog competition during the 'Running of the Chihuahuas' event as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

Chihuahua dogs are distracted during a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A woman holds up her chihuahua dog during a fancy dressed dog competition during the 'Running of the Chihuahuas' event as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Chihuahua dog pained in a colourful pattern participates in a fancy dog competition during the 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A dog dressed as Princess Leah from Star Wars looks into a camera before participating in a fancy dressed dog competition during the 'Running of the Chihuahuas' event as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A girl looks at a Chihuahua dog dressed as a Taco before participating in a fancy dressed dog competition during the 'Running of the Chihuahuas' event as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Chihuahua dog and owner are interviewed after it wins it's heat race during the 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Chihuahua dog barks before participating in the 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Chihuahua dog licks a woman's face before participating in the 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

Chihuahua dogs dressed as a Taco and a Soda Pup are seen before participating in a fancy dressed dog competition during the 'Running of the Chihuahuas' event as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Chihuahua dog wears a sombrero hat before participating in the 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Chihuahua dog sits on it's owners lap before participating in the 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

Dogs are distracted by a TV camera during a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

Dogs are distracted by a TV camera during a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

People encourage their dogs to run at the start of a 'Running of the Chihuahuas' dog race as part of Cinco de Mayo celebrations in Washington, U.S., May 4, 2019. REUTERS/Clodagh Kilcoyne 

A Smooth Coat Chihuahua is judged during the final day of the Crufts Dog Show in Birmingham, Britain, March 10, 2019. REUTERS/Hannah McKay 

A Chihuahua arrives for the final day of the Crufts Dog Show in Birmingham, Britain, March 10, 2019. REUTERS/Hannah McKay 

A Chihuahua is shown during the third day of the Crufts Dog Show in Birmingham, Britain March 10, 2018. REUTERS/Darren Staples TPX IMAGES OF THE DAY 

A Chihuahua is shown during the third day of the Crufts Dog Show in Birmingham, Britain March 10, 2018. REUTERS/Darren Staples 

A Chihuahua is shown during the third day of the Crufts Dog Show in Birmingham, Britain March 10, 2018. REUTERS/Darren Staples 

Sapphire, a Long-haired Chihuahua breed, has her portrait taken at the Hotel Pennsylvania ahead of the 142nd Westminster Kennel Club Dog Show in midtown Manhattan, New York City, U.S., February 9, 2018. REUTERS/Shannon Stapleton 

Sapphire, a Long-haired Chihuahua breed, has her portrait taken at the Hotel Pennsylvania ahead of the 142nd Westminster Kennel Club Dog Show in midtown Manhattan, New York City, U.S., February 9, 2018. REUTERS/Shannon Stapleton 

Sezar, a Chihuahua, dressed in a Santa Claus suit walks in Nice, France, December 7, 2017. REUTERS/Eric Gaillard 

A chihuahua dog is seen during a protest by union workers and farmers as NAFTA renegotiation begins in Washington, D.C., in Mexico City, Mexico August 16, 2017. REUTERS/Carlos Jasso 

A man poses for a photograph with a Chihuahua dog under a wooden sign with a bilingual phrase that is part of a project initiated by Mexican activists known as "Letters A La Border" to reflect on the importance of bilateral relationship between Mexico and U.S., at the border between both countries in Ciudad Juarez, Mexico May 14, 2017. The sign reads: "The border is a place with no limit". REUTERS/Jose Luis Gonzalez 

A man sits on a wooden sign with a bilingual phrase that is part of a project initiated by Mexican activists known as "Letters A La Border" to reflect on the importance of bilateral relationship between Mexico and U.S., near a Chihuahua dog, at the border between both countries in Ciudad Juarez, Mexico May 14, 2017. The sign reads: "The border is a place with no limit". REUTERS/Jose Luis Gonzalez TPX IMAGES OF THE DAY 

A Chihuahua dog looks on during a sled and skijoring race in the village of Kadnikovo outside Yekaterinburg, Russia, December 10, 2016. Picture taken December 10, 2016. REUTERS/Maxim Shemetov 

Chantal Detimmerman reacts next to the body of her dog Chico, a Chihuahua, placed in a decorated basket at the Samsara Eternity crematory for animals in Soignies, Belgium April 12, 2016. "I loved him so much that I decided to keep his ashes, to always have Chico next to me," Detimmerman said. Pets are getting a high-class send-off at Animatrans, a funeral home that claims to be the first in Belgium to cater exclusively for pets. Other customers choose to stuff their dead pets to turn them into an even more tangible reminder. REUTERS/Yves Herman SEARCH "ANIMATRANS" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES

German wrestler and women's rights activist 'Diosa del Rhin' (Goddess of the Rhin) poses for a photograph with a Chihuahua dog during an event to create awareness about gender equality in Ciudad Juarez, Mexico, March 13, 2016. REUTERS/Jose Luis Gonzalez TPX IMAGES OF THE DAY

A Chihuahua is held during judging on the first day of the Crufts Dog Show in Birmingham, Britain March 10, 2016. REUTERS/Darren Staples 

A judge inspects the teeth of a Chihuahua during the first day of the Crufts Dog Show in Birmingham, Britain March 10, 2016. REUTERS/Darren Staples 

Martha Muehe of Merrimac, Massachusetts holds her dog Gracie, a chihuahua, as she applauds U.S. Democratic presidential candidate Hillary Clinton during a campaign rally at the Derry Boys and Girls Club in Derry, New Hampshire February 3, 2016. REUTERS/Adrees Latif 

A Chihuahua named Molly Brown has her mask affixed before the Mystic Krewe of Barkus dog parade in the French Quarter of New Orleans, Louisiana January 31, 2016. REUTERS/Lee Celano 

A Chihuahua named Isabella rides a presidential themed wagon during the Mystic Krewe of Barkus dog parade in the French Quarter of New Orleans, Louisiana January 31, 2016. REUTERS/Lee Celano 

Belgian priest Philippe Goosse (R) blesses a Chihuahua held by its owner during a religious and blessing ceremony for animals, outside the Basilica of St Peter and Paul in Saint-Hubert, Belgium November 3, 2015. Hundreds of animals get blessed during the celebration of Saint Hubert, the patron saint of hunters who is also invoked for protection of dogs and horses, organisers said. REUTERS/Yves Herman

Belgian priest Philippe Goosse (R) blesses a Chihuahua held by its owner during a religious and blessing ceremony for animals, outside the Basilica of St Peter and Paul in Saint-Hubert, Belgium November 3, 2015. Hundreds of animals get blessed during the celebration of Saint Hubert, the patron saint of hunters who is also invoked for protection of dogs and horses, organisers said. REUTERS/Yves Herman

A man and a woman dressed as Day of the Dead characters hold their chihuahuas during the annual Tompkins Square Halloween Dog Parade in the Manhattan borough of New York City, October 24, 2015. REUTERS/Stephanie Keith 

A woman plays with her Chihuahua during an international dog exhibition in Kannot, central Israel May 16, 2015. Some 800 Purebred dogs from about 180 mini breeds participated in the exhibition. REUTERS/Amir Cohen 

(L-R) Chihuahuas Kimba and Bogie wear doggy fashion at the Lincoln Center for the Performing Arts during New York Fashion Week February 14, 2015. Owner Anthony Rubio designs clothing for dogs and brought the Chihuahuas to Fashion Week. REUTERS/Andrew Kelly (UNITED STATES - Tags: FASHION ANIMALS SOCIETY) 

Chihuahua Bogie wears doggy fashion at the Lincoln Center for the Performing Arts during New York Fashion Week February 14, 2015. Owner Anthony Rubio designs clothing for dogs and brought his chihuahuas to Fashion Week. REUTERS/Andrew Kelly (UNITED STATES - Tags: FASHION ANIMALS SOCIETY) 

Fashion Week attendee Anthony Rubio holds his pet chihuahuas (L-R) Bogie and Kimba at the Lincoln Center for the Performing Arts during during New York Fashion Week February 14, 2015. Rubio designs clothing for dogs. REUTERS/Andrew Kelly (UNITED STATES - Tags: FASHION ANIMALS SOCIETY)