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Hippo Castration Ends In Tragedy (VIDEO)

First Posted: 06/06/09 06:12 AM ET Updated: 05/25/11 02:20 PM ET

A zoo in Israel has some 40 hippos, but has been concerned that some of the more "frisky" hippos will become aggressive with one another if they aren't castrated when they reach maturity.

The measure is a risky one, as apparently hippos don't respond particularly well to anesthesia.

WATCH:

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Filed by Dave Burdick  |