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