Onychodus is usually a genus of prehistoric lobe-finned fish in the Devonian time period, about four hundred million several years in the past. Recognized for its distinctive capabilities, Onychodus was an early example of sarcopterygian fish, which includes ancestors of recent lungfish and tetrapods. Platy fish are very similar to https://thejillist.com/story8682753/the-definitive-guide-to-rare-fish