I saw that! There is a reason they are called water horses.
Those thing can be very aggressive.
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A flock of flirting flamingos is pure, passionate, pink pandemonium-a frenetic flamingle-mangle-a discordant discotheque of delirious dancing, flamboyant feathers, and flamingo lingo.
There was an episode of "I shouldn't be alive" where a hippo flipped a boat. I think one person died and another attacked by an alligator when he swam ashore.
