Russ at first thought his smaller brother was playing a joke.
"You can't fool me," cried Russ. "I don't want to guess any of your riddles!"
"This isn't a riddle!" declared Laddie. "It's a real fish, and it's got real legs. Come and look at it!"
He was pointing to something on the beach, which seemed to have been washed in by the tide.
"