A man shoots a tranquilizer dart to put an escaped hippopotamus to sleep on a flooded street in Tbilisi, Georgia, on June 14, 2015. #

Rescuers work among debris in a flooded street in Tbilisi, Georgia, on June 14, 2015. #

A bear tries to save itself from a flooded zoo area in Tbilisi on June 14, 2015. #

A man tries to save a bird from a flooded zoo in Tbilisi on June 14, 2015. #

A man gestures to an escaped hippopotamus in a flooded street in Tbilisi on June 14, 2015. #

A hippopotamus walks across flooded street in Tbilisi on June 14, 2015. #

People assist a hippopotamus that has been shot with a tranquilizer dart after it escaped from a flooded zoo in Tbilisi on June 14, 2015. #

A man directs a hippopotamus after it was shot with a tranquilizer dart on a flooded street in Tbilisi on June 14, 2015. #

A tranquilized hippopotamus lies on the ground behind bars inside the zoo in Tbilisi on June 14, 2015. #

An animal escaped from a flooded zoo stands in mud inside the zoo in Tbilisi on June 14, 2015. #

Members of the fire team work on a fire-engine stacked among debris in a flooded street in Tbilisi on June 14, 2015. #

The body of a bear lies in a flooded zoo area in Tbilisi on June 14, 2015. #

People walk around a damaged area near a flooded zoo in Tbilisi on June 14, 2015. #

A wounded swan in a flooded zoo area in Tbilisi, Georgia, on June 14, 2015. #