Animals
... TO APPEAR LARGER THAN THEY REALLY ARE AND THUS PROTECT THEMSELVES THEY FULLY UNFOLD THEIR PROMINENT FINS TO FORM A FAN?
...although they are good swimmers they can often be seen walking on the sea bottom supported by their extraordinary fins?

FLYING GURNARD
Order: Scorpaeniformes.
Family: Dactylopteridae.
Distribution:The central western Atlantic Ocean, coasts of the Iberian Peninsula, African coasts and
Measurements:90 cm.
Food:Invertebrates and crustaceans
Status of the Species:Scanty commercial value. Sports fishing
More information Flying Gurnard (Dactylopterus volitans) in Fishbase.