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Hydra viridis underwater.

Pre-K - Higher Ed
Hydra viridis underwater.
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Gharial crocodile (Gavialis gangeticus) in Chambal River, leaving water, India

Pre-K - Higher Ed
Gharial crocodile (Gavialis gangeticus) in Chambal River, leaving water, India
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Freshwater ciliate protozoan, CU showing movement and vacuoles

Pre-K - Higher Ed
Freshwater ciliate protozoan, CU showing movement and vacuoles
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Ciliate protozoans, Paramecium, black background

Pre-K - Higher Ed
Ciliate protozoans, Paramecium, black background
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Flagellate protozoans, probably Euglena

Pre-K - Higher Ed
Flagellate protozoans, probably Euglena
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Freshwater ciliate protozoan, CU showing movement and vacuoles

Pre-K - Higher Ed
Freshwater ciliate protozoan, CU showing movement and vacuoles
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Spirochaeta bacteria and other bacteria moving in pond water. Phase Contrast

Pre-K - Higher Ed
Spirochaeta bacteria and other bacteria moving in pond water. Phase Contrast
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CU Common Frog (Rana temporaria) Tadpoles feeding underwater, England

Pre-K - Higher Ed
CU Common Frog (Rana temporaria) Tadpoles feeding underwater, England
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CU Common Frog (Rana temporaria) Tadpoles feeding on small dead frog, England

Pre-K - Higher Ed
CU Common Frog (Rana temporaria) Tadpoles feeding on small dead frog, England
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Freshwater ciliate protozoan, CU showing movement and vacuoles

Pre-K - Higher Ed
Freshwater ciliate protozoan, CU showing movement and vacuoles
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Loch Oich

Pre-K - Higher Ed
Loch Oich is a freshwater loch in the Highlands of Scotland which forms part of the Caledonian Canal, of which it is the highest point. This narrow loch lies between Loch Ness (to the Northeast) and Loch Lochy (to the Southwest) in the...
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reflected light

Pre-K - Higher Ed
reflected light
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Goldfish in Home Aquarium Fish Tank

Pre-K - Higher Ed
Goldfish in Home Aquarium Fish Tank
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Goldfish in Home Aquarium Fish Tank

Pre-K - Higher Ed
Goldfish in Home Aquarium Fish Tank
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Fish breathing on water

Pre-K - Higher Ed
Group of fish breathing on water because sewage
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Underwater at Cenote in the Yucatán Peninsula, Mexico

Pre-K - Higher Ed
Underwater at Cenote in the Yucatán Peninsula, Mexico
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Underwater at Cenote in the Yucatán Peninsula, Mexico

Pre-K - Higher Ed
Underwater at Cenote in the Yucatán Peninsula, Mexico
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Underwater footage from mineral water source.

Pre-K - Higher Ed
The Marianske Lazne spa. Czech Republic.
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freshwater fish

Pre-K - Higher Ed
Bangkok Aquarium, freshwater fish
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freshwater fish

Pre-K - Higher Ed
Bangkok Aquarium, freshwater fish
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freshwater fish

Pre-K - Higher Ed
Bangkok Aquarium, freshwater fish
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freshwater fish

Pre-K - Higher Ed
Bangkok Aquarium, freshwater fish
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freshwater fish

Pre-K - Higher Ed
Scleropages formosus, freshwater fish
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freshwater fish

Pre-K - Higher Ed
Bangkok Aquarium, freshwater fish