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