Animals =p such as cows and chicken so are insects.
Consumers!
Humans
Humans
Humans
humans
Animals such as lions, wolves, tigers, and bears are on the top of the food chain in addition to humans.
because the humans has more energy
Animals such as lions, wolves, tigers, and bears are on the top of the food chain in addition to humans.
humans
humans
Humans.
Not necessarily the food chain, but the zebra mussel affects many things including humans.