A new study from the Smithsonian Environmental Research Center in Edgewater, Maryland, found that otter poop, or "scat," serves as a natural report card for the ecosystem.

Sure, she's performed on Broadway — but 'Chicago' is very different from the number Pamela Anderson performs in the spoof-comedy 'The Naked Gun.' She previews the silly scat.

The presence of parasites in the otter scat could mean that they are important ecosystem engineers. According to Lohan, the otters may be helping the overall prey populations by eating these animals ...