Fish | Definition, Species, Classification, & Facts | Britannica
Oct 28, 2025 · A fish is any of approximately 34,000 species of vertebrate animals (phylum Chordata) found in the fresh and salt waters of the world. Living fish species range from the …
41 Types of Fish (Most Popular Saltwater and Freshwater Fish)
Fish are one of the first vertebrates that came to life on this planet. They hold the basic blueprint for all different types of body structures found on the planet and has evolved into all sorts of …
Fish: Different Types, Definitions, Photos, and More
Jan 3, 2023 · Fish are aquatic vertebrates. They usually have gills, paired fins, a long body covered with scales, and tend to be cold-blooded. “Fish” is a term used to refer to lampreys, …
Fish: The Ultimate Guide To Fishes & Fish Life - Active Wild
Jul 28, 2022 · Fish - the ultimate guide to fishes & fish life. What is a fish? What type of animal is a fish? Is a fish a vertebrate? How do fish breathe?
Fish Pictures & Facts - National Geographic
Your destination for news, pictures, facts, and videos about fish.
100 Types of Fish (List of Fish Names with Pictures)
Dec 27, 2022 · TYPES OF FISH. Here is a list of all fish names in English with pictures.Different species of fish names are listed here with PDF. If you wa
Fish - Definition, Examples, Characteristics
May 21, 2024 · Learn about fish in biology. Get the fish definition, see examples, and discover the characteristics of these aquatic animals.
Fish - Simple English Wikipedia, the free encyclopedia
"Fish" is not a formal taxonomic grouping in systematic biology. Amphibians, reptiles, birds and mammals all descended from lobe-finned fish. But the use of the term "fish" is so convenient …
30 Different Types of Fish: Fun Facts and Pictures - TRVST
From Atlantic Cod to Mackerel, read the unique characteristics, habitats, behaviors, and diets of 30 popular fish types. Get lost in these aquatic creatures and sub-species.