WebSpine definition: Any of various pointed projections, processes, or appendages of animals. Web1. (Anatomy) the spinal column. 2. (Botany) the sharply pointed tip or outgrowth of a leaf, stem, etc. 3. (Zoology) zoology a hard pointed process or structure, such as the ray of a …
Structure and Function - Fish
WebSep 23, 2024 · The fish anatomy as a whole is built upon the spine. The spine also connects to the tail of the fish at the rear and the skull of the fish at the front. Numerous hollow vertebra helps to house and protect the spine of the fish. The skeleton of the fish can be made of either bones or cartilages. WebTaxonomy: available through. Identification: Small, streamlined torpedo shaped fish. Its common name is derived from the presence of three (occasionally 2-4) sharp spines on the back forward of the dorsal fin. Dorsal fin is broad and has 10-14 soft rays; caudal fin contains 10 rays. florida keys homes for sale by owner
Fish anatomy - Wikipedia
WebPufferfish can inflate into a ball shape to evade predators. Also known as blowfish, these clumsy swimmers fill their elastic stomachs with huge amounts of water (and sometimes air) and blow themselves up to several times their normal size. Some species also have spines on their skin to ward off predators. Even if a predator gobbles up a puffer before it … WebSep 5, 2024 · Rays and skates are dorsoventrally flattened fish that are closely related to sharks. All are considered to be within a closely related group of fish called elasmobranchs. Rays belong to three scientific orders – Pristiformes, Myliobatiformes, and Torpediniformes while skates are classified in the order Rajiformes. ... Although the spines are ... WebAug 31, 2024 · Skates are a type of cartilaginous fish—fishes with skeletons made of cartilage, rather than bone—that are characterized by flat bodies and wing-like pectoral fins attached to their heads. (If you can picture a stingray, you know basically what a skate looks like.) There are dozens of species of skates. Skates live throughout the world, spending … florida keys holiday home rentals