The paired fins move in a coordinated way, unlike in other fishes. The diagonal pelvic and pectoral fins work in tandem, like the leg movement pattern of a walking reptile. Coelacanths have also been ...

Later, experiments conducted from a submersible confirmed that coelacanths can detect and respond to electrical fields in the water, strongly implicating the rostral organ for this role.

Coelacanths are difficult to classify. They have many characteristics in common with sharks, and yet in certain characteristics they more closely resemble other types of fish. In this activity ...