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