Fish - Fish do not represent a monophyletic group, and therefore the "evolution of fish" is not studied as a single event. Early fish from the fossil record are represented by a group of small, jawless, armored fish known as ostracoderms.Jawless fish lineages are mostly extinct.. 1 a: an aquatic animal — usually used in combination starfish cuttlefish. b: any of numerous cold-blooded strictly aquatic craniate vertebrates that include the bony fishes and usually the cartilaginous and jawless fishes and that have typically an elongated somewhat spindle-shaped body terminating in a broad caudal (see caudal sense 2) fin, limbs in the form of fins when present at all, and. Best Seafood Restaurant in Northern Virginia with locations in Ashburn, South Riding, & Lansdowne, VA. We now offering catering services as well!.

Fish have developed special senses, too. Because water transmits sounds, disperses chemicals, and conducts electricity better than air, fish rely less on their vision and more on their hearing. See today's specials and make reservations here at Bonefish Grill in Ashburn. Your fish needs the right food, shelter, and environment to live a healthy life. Shop Petco for fish bowls, aquariums, fish food, tank supplies, and more!.

To help Herndon and Reston residents cope with short-term financial crises by providing Friendly Instant Sympathetic Help. We help stabilize lives by preventing an eviction, keeping utilities from being turned off, and helping to finance immediate medical needs.. fish (fĭsh) n. pl. fish or fish·es 1. Any of numerous cold-blooded aquatic vertebrates characteristically having fins, gills, and a streamlined body and including the bony fishes, such as catfishes and tunas, and the cartilaginous fishes, such as sharks and rays. 2. Any of various jawless aquatic craniates, including the lampreys and hagfishes. 3. The. Fish or fishes? Though often used interchangeably, these words have different meanings. Fish is used either as singular noun or to describe a group of specimens from a single species.Fishes describes a group of different species. Types of fish. Fish, the oldest vertebrate group, includes a huge range of types, from the Middle Ordovician, about 490 million years ago, to the present day..

Find the latest fish and aquarium supplies at PetSmart. With food, tanks, filters, décor and more, we offer the products and accessories you need for healthy, happy pets..