Zooplankton are tiny animals.
A few dozen cells
Hundreds of cells
Millions of cells
Thousands of cells
plants
drifting or wandering
aquatic (water-living)
microscopic
All plankton are microscopic (too small to see without a microscope).
it makes the water saltier.
it kills large predators like sharks.
it makes the water more acidic.
algae
the ocean
zooplankton
prokaryotes
phytoplankton
eukaryotes
Just for fun
To scare away predators
To attract a mate
To see in the dark