Thu, 01 Jan 1970 01:00:00 +0100Mon, 27 Jul 2026 23:37:21 +0200https://english.radio.cz/how-are-hippos-teeth-cleaned-8693468© 2026 Radio Prague International The system for cleaning the water in the pool at the hippopotamus pavilion at Prague zoo has been renovated, allowing visitors to watch the animals even when they are underwater. Among the preparations for the ceremonial unveiling, the zoos hippos underwent thorough dental hygiene. Pictured is a male named Tchéco. encr@radio.cz (Cesky Rozhlas)webmaster@radio.cz (CRo Webmaster) https://english.radio.cz/sites/default/files/images/8824bf0c21f6a5b1a732c8609dac3ef6.jpg?timestamp=1601540040 https://english.radio.cz/how-are-hippos-teeth-cleaned-8693468 Radio Prague International Radio Prague International radio.prague.int@gmail.com clean 0 1 2 3 4 5 6 7 8 9