Fish | Definition, Species, Classification, & Facts | Britannica
Learn about fish, the diverse group of vertebrate animals that live in water. Find out how fish are classified, what they look like, how they breathe, and why they ar…
- A fish is any of approximately 34,000 species of vertebrate animals. The term fish is applied to …
How do fish sleep? - When a fish sleeps, it exists in a seemingly listless state in which the fish maintains its balance …
How do fish hear?
- A fish is any of approximately 34,000 species of vertebrate animals. The term fish is applied to …
Fish Pictures & Facts - National Geographic
WebLearn about the diversity, evolution, and adaptations of fish, the vertebrates that live in water and have a backbone. Explore photos, videos, and stories of different fish species, from sharks and salmon to eels and sawfish.
Fish: Different Types, Definitions, Photos, and More
Web3 Jan 2023 · Learn about the three main classes of fish: bony, jawless, and cartilaginous, and their characteristics, evolution, and exceptions. Find …
- Estimated Reading Time: 7 mins
Fish - National Geographic Kids
WebLearn about different types of fish, their habitats, and how they breathe. Explore facts and photos of blue marlin, bull shark, clown anemonefish, electric eel, and more.
What are fish? - BBC Bitesize
WebFish come in so many different shapes and sizes, how can we tell what is actually a fish? For a start, fish don't have legs and they live in water. Also, they don't breathe air.
Fish - Simple English Wikipedia, the free encyclopedia
WebFish (plural: fish or fishes) are a group of animals which live in water and respire (get oxygen) from their gills. As a group, they are much older than other vertebrates. The first …
Fish species and physical features | Britannica
WebLearn about the diversity, evolution, and adaptations of fish, the predominantly cold-blooded vertebrates that live in water. Find out about the external features, respiration, reproduction, and classification of fish, as …
Fish: The Ultimate Guide To Fishes & Fish Life - Active …
Web28 Jul 2022 · Learn about the definition, ecology, types and life cycle of fish, as well as the main features and examples of different fish species. Explore the world's largest and smallest fish, the ear-bearing fish, the cold …
Fish Portal | Britannica
WebFish Portal | Britannica. Home Science Birds, Reptiles & Other Vertebrates Fish. Fishes have been in existence for more than 450 million years, and they have evolved to fit into almost every conceivable type of aquatic …
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