Onychodus is a genus of prehistoric lobe-finned fish in the Devonian period, roughly four hundred million several years ago. Noted for its unique attributes, Onychodus was an early illustration of sarcopterygian fish, which includes ancestors of modern lungfish and tetrapods. Freshwater shrimp do very best within a tank with a https://optimusbookmarks.com/story18551064/freshwater-fish-an-overview