A driver stops to pet police dog “Corporal Oliveira”, at the 17 Military Police Battalion's station, in Rio de Janeiro, Brazil, Thursday, April 7, 2022. Oliveira, a rescue dog with short brown hair thought to be around four years old, turned up one morning in 2019 at the police station on Rio's Governador Island, injured and weak. (Photo by Silvia Izquierdo/AP Photo)





Children pet police dog “Corporal Oliveira” at the 17 Military Police Battalion's station, in Rio de Janeiro, Brazil, Thursday, April 7, 2022. Oliveira has his own Instagram profile with more than 45,000 followers. (Photo by Silvia Izquierdo/AP Photo)





Rescue dog Caramello carries a toy in his mouth at the Catete Fire Brigade in Rio de Janeiro, Brazil, Tuesday, April 12, 2022. Caramello – a name inspired by the color of his fur – has been residing at the fire brigade that found him injured across the iconic Sugarloaf mountain ever since he was rescued nearly a year ago. During that time, the 11-year-old dog has amassed some 27,000 instagram followers. (Photo by Silvia Izquierdo/AP Photo)





Rescue dog “Corporal Oliveira”, sits inside the 17 Military Police Battalion's station, in Rio de Janeiro, Brazil, Thursday, April 7, 2022. The dog, which is used for social campaigns by the police like flu vaccinations, was adopted as a pet by the battalion when it was a stray, injured puppy that approached the station. (Photo by Silvia Izquierdo/AP Photo)





Lt. Tatiana Gaiao calls up the caramelobombeiro Instagram profile featuring Caramello, a rescue dog, at the Catete Fire Brigade in Rio de Janeiro, Brazil, Tuesday, April 12, 2022. Caramello's online efforts promote awareness around cancer, or to encourage donations for victims of natural disasters such as the recent deadly landslides in Petropolis. He's also helped other rescue dogs or cats find new homes. (Photo by Silvia Izquierdo/AP Photo)





Police Cpl. Cristiano de Oliveira offers a hand to police dog “Corporal Oliveira”, at the 17 Military Police Battalion's station, in Rio de Janeiro, Brazil, Thursday, April 7, 2022. Oliveira is one of two rescue dogs that have turned into local mascots and budding online influencers after joining their rescuers' ranks. (Photo by Silvia Izquierdo/AP Photo)





Rescue dog Caramello sits at the entrance of the Catete Fire Brigade in Rio de Janeiro, Brazil, Tuesday, April 12, 2022. (Photo by Silvia Izquierdo/AP Photo)





A man gives a toy to rescue dog Caramello, held on a leash by handler Lt. Tatiana Gaiao, at the Catete Fire Brigade in Rio de Janeiro, Brazil, Tuesday, April 12, 2022. Caramello has been residing at the fire brigade that found him injured across the iconic Sugarloaf mountain ever since he was rescued nearly a year ago. In that time, the 11-years-or-so-old dog, has amassed some 27,000 Instagram followers. (Photo by Silvia Izquierdo/AP Photo)





Police Cpl. Cristiano de Oliveira plays with rescue dog “Corporal Oliveira”, at the 17 Military Police Battalion's station, in Rio de Janeiro, Brazil, Thursday, April 7, 2022. “I gave him food, water. It took a while for him to get used to me”, said Oliveira, the officer who took the dog under his wing and later gave him his name. (Photo by Silvia Izquierdo/AP Photo)





Rescue dog Caramello sits for a photo on a fire truck at the Catete Fire Brigade in Rio de Janeiro, Brazil, Tuesday, April 12, 2022. (Photo by Silvia Izquierdo/AP Photo)





Police dog “Corporal Oliveira” wearing a uniform outfitted with a miniature toy gun, rests at the 17 Military Police Battalion's station, in Rio de Janeiro, Brazil, Thursday, April 7, 2022. (Photo by Silvia Izquierdo/AP Photo)