Alligator "Feeding Frenzy" Video

"I ain't never seen so many gators in my life!" someone can be heard exclaiming in the video, which Cason, 39, posted on YouTube after his foray into 420,000-acre (170,000-hectare) Stephen C. Foster State Park outside the town of Fargo.

Georgia state wildlife biologist Greg Nelms agreed, telling CNN, "I've never seen footage like that before." Such "cooperative feeding" by alligators—a true feeding frenzy is more chaotic—is seen every three or four years in the area, Nelms added.

In general, though, it's not uncommon for American alligators, which can grow to about 15 feet (4.6 meters) long, to engage in cooperative feeding, herpetologist Kenneth Krysko told National Geographic News.

"There could be multiple reasons" for the swarm