A boy watches Volmer de Aguiar Salvador, dressed as a Santa Claus, swimming with fish at the aquarium of Rio de Janeiro, Brazil December 13, 2019. Santa Claus left his reindeer behind on Friday (December 13) to plunge into Rio de Janeiro's AquaRio aquarium and swim with sharks to the astonishment and delight of spectators. REUTERS/Ian Cheibub

People watch Volmer de Aguiar Salvador, dressed as a Santa Claus, swimming with fish at the aquarium of Rio de Janeiro, Brazil December 13, 2019. Volmer de Aguar Salvador, an AquaRio employee, donned a Santa Claus costume as he fed a variety of sharks inside Brazil's AquaRio - considered the largest aquarium in South America. REUTERS/Ian Cheibub

A boy reacts as Volmer de Aguiar Salvador, dressed as a Santa Claus, swims with fish at the aquarium of Rio de Janeiro, Brazil December 13, 2019. Four-year-old Manuela Bastos wasn't going to miss the opportunity to tell Santa what she wanted for Christmas even if he was behind the thick walls of an aquarium tank and surrounded by sharks. Bastos told Santa she wants "a Peppa Pig scooter." REUTERS/Ian Cheibub

Volmer de Aguiar Salvador, dressed as a Santa Claus, swims with fish at the aquarium of Rio de Janeiro, Brazil December 13, 2019. REUTERS/Ian Cheibub

Volmer de Aguiar Salvador, dressed as a Santa Claus, swims with fish at the aquarium of Rio de Janeiro, Brazil December 13, 2019. REUTERS/Ian Cheibub

A boy watches Volmer de Aguiar Salvador, dressed as a Santa Claus, swimming with fish at the aquarium of Rio de Janeiro, Brazil December 13, 2019. REUTERS/Ian Cheibub