A dog named Dinho wears a nun costume at the "Blocao" dog carnival parade in Rio de Janeiro, Brazil, Saturday, March 1, 2025.

RIO DE JANEIRO (AP) -- As Rio de Janeiro's Carnival celebrations kicked off on Saturday, dozens of dogs dressed as superheroes, clowns and cartoon characters paraded alongside their owners in one of the city's most beloved canine street parties.

About 100 dogs wagged their tails to samba music and socialized at the so-called Blocao street party, where about 300 people and their pets gathered in the neighborhood of Barra da Tijuca, on Rio's west side.