Monday, 19 September 2011
Zoo Death Stirs Debate About Keeping Dolphins in Captivity
The dolphin, a 4-year-old named Nea, died on the afternoon of Sept. 5 at the Brookfield Zoo. According to a zoo press release, trainers heard “a loud pop” from the pool, apparently the sound of two dolphins colliding. Nobody reported seeing the collision, but it’s thought to have happened in the air as the animals jumped. Nea died minutes later from a fractured skull.
Zoo officials described it as a “freak incident,” ascribing it to typical roughhousing gone awry. But crowding dolphins into small, unnatural environments makes accidents more likely, said Wild Dolphin Project biologist Denise Herzing.
“Dolphins whack each other in the wild. That’s part of their aggressiveness. But in captivity, there’s less room,” said Herzing. “This isn’t the first time dolphins have had an accident in the air. Certainly there have been dolphins jumping out of tanks. The restricted lives of dolphins jumping in a pool can impact their ability to do what they normally do.”
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