Scientific classification: Sharks belong to the class Chondrichthyes and the subclass Elasmobranchii. The estimated 375 species are divided into 8 orders and 30 families. Introduction Sharkare generally large fish known for their many sharp teeth, distinctive dorsal fin, and skill in locating underw
Introduction of Poisonous Fish The poisonous fish’s physical appearance is spiny and either very colorful or very camouflaged. poisonous fish of the group Scorpaena and Synanceia are brown or gray, and camouflaged appearing to look like rocks. Some species like the Stonefish are perfectly cloaked
Scientific classification: Sharks belong to the class Chondrichthyes and the subclass Elasmobranchii. The estimated 375 species are divided into 8 orders and 30 families. The bull shark, blue shark, tiger shark, common lemon shark, dusky shark, sandbar shark, and the reef white tip shark belong to t
Scientific classification: Fishes are classified differently by different zoologists. Some of the classifications are very complex and divide fishes into more than 100 orders and suborders. Introduction Fishes are sub-divided into two distinct groups, jawless fish and jawed fish. The jawless fish ar
Scientific classification: Sponges make up the phylum Porifera. Three major groups exist. All the Calcarea are marine, with skeletal spicules composed of calcium carbonate. Introduction Porifera constitute several thousand species constituting a phylum of simple invertebrate animals. porifera are ma