Hippopotamus Going in the Water

There are a vast variety of animals that inhabit water environments, ranging from freshwater to saltwater habitats. Here are some examples of animals in the water:

Fish: Fish are the most diverse group of vertebrates and can be found in almost all aquatic environments, including oceans, rivers, lakes, and ponds.

Mammals:

Whales and Dolphins: These marine mammals are well-adapted to life in the ocean.
Seals and Sea Lions: Found in both saltwater and freshwater, these animals are known for their swimming abilities.
Invertebrates:

Jellyfish: These gelatinous creatures are found in marine environments.
Crustaceans: Including crabs, lobsters, and shrimp, they are found in both saltwater and freshwater.
Amphibians:

Frogs and Toads: Many amphibians spend part of their lives in water, especially during their larval stage.
Reptiles:

Turtles: Aquatic turtles live in freshwater and saltwater environments.
Crocodiles and Alligators: These reptiles are well adapted to aquatic habitats.
Birds:

Waterfowl: Ducks, swans, and geese are examples of birds that inhabit aquatic environments.
Seabirds: Albatrosses, penguins, and seagulls are examples of birds that spend a significant amount of time in or near water.
Crustaceans:

Crabs: Found in both saltwater and freshwater, crabs are crustaceans with a hard exoskeleton.
Mollusks:

Snails and Slugs: Some species are aquatic, living in freshwater or saltwater.
Clams, Mussels, and Oysters: These bivalves are found in both freshwater and marine environments.
Echinoderms:

Starfish and Sea Urchins: These marine animals are radially symmetrical and found on the ocean floor.
Cnidarians:

Corals: Found in marine environments, coral reefs are home to a diverse range of marine life.