Palaeoniscus is definitely an historical ray-finned fish from your Early Permian period, about 290 million years ago. Recognized for its strong ganoid scales and streamlined physique, it signifies early actinopterygian evolution, the ancestor of Newest fish. Platy fish are very similar to swordtails but do not have the same extensive https://social4geek.com/story4136494/details-fiction-and-aquatic-supplies