Scientists can tell how old a fish is by reading the growth rings on the fish scales, a lot like they do with tree rings. 

In Thailand on July of 2005, a fisherman caught a 646-pound giant Mekong catfish. It was as big as a grizzly bear.

January 3, 2014 | Categories: From the Gremlin

In Thailand on July of 2005, a fisherman caught a 646-pound giant Mekong catfish. It was as big as a grizzly bear.