a car from the 1950s with 'fins' on the back
a fish with blue scales and spiny 'fins'
a 'finned' creature [=a fish]
(..) lf l ever meet a sea turtle, l'll ask him - after l'm done talking to the shark. Hold on. Wait to cross. Hold on. Wait to cross. Hold my fin. You're not going to freak out like you did at the petting zoo. That snail was about to charge. l wonder where we're supposed to go. - Bye, Mom. (..)2003 Finding Nemo
(..) - Answer the question. - Three. No! Something's wrong with you. l have one, two... Three. That's all l have? You're okay. How's the lucky fin? - Lucky. - Let's see. Sure you want to go to school this year? - You can wait five or six years. - Come on, Dad. lt's time for school. (..)2003 Finding Nemo