Because humans cannot produce their own food and must eat what type of organism are they

Hummingbirds drink nectar from flowers, while robins eat plant seeds. what does this reduce?

Did you know that a blue wales tongue weighs more than an elephant?

How are gross production and net production different? a. net production is always greater than gross production. b. net production is always less than gross production. only animals have net production. d. only plants have net production. select the best answer from the choices provided