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Because if the plants were all eaten up, there would be nothing left for the herbivores to eat. Also, the oxygen that the plants supplies are needed by the herbivores to survive.

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How do herbivores get the nitrogen they need to grow?

Herbivores get the nitrogen they need by eating plants.


Why do you need more plants than animals in the food pyramid?

Other than fungi, plants don't eat other plants so you need animals in the food chain. This includes herbivores to eat the plants. Carnivores to eat the herbivores. Omnivores eat both plants and animals.


Green plants are herbivores?

No green plants are not herbivores they actually olny need sunlight and water to grow.


Why are there fewer carnivores than herbivore?

Plants produce food Herbivores eat plants Carnivores eat herbivores Thus to keep everyone fed there have to be more plants than there are herbivores to eat them (or the herbivores would starve) and more herbivores than carnivores (or the carnivores would starve).


Why do herbivores have sharp edges incisors?

herbivores only eat plants so they need big teeth to grind down the plants but they also need incisors to actually tear the leaf off the plant.


Why do herbivores have sharp-edged incisors?

herbivores only eat plants so they need big teeth to grind down the plants but they also need incisors to actually tear the leaf off the plant.


Can herbivores eat herbivores?

No. Herbivores eat only plants which is why they are called herbivores. A creature that eats plants AND meat is considered omnivorous (an omnivore).


Is an iguana a herbivore?

Iguanas are herbivores. They eat plants.


What kind of birds eat people?

everybody, except herbivores, people that eat plants only. if you need me to explain more, please ask. people that aren't herbivores are carnivores, and omnivores


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All herbivores eat primarily plants. Many omnivores also eat plants.


How does an animal get energy from sunlight?

It sounds weird, but it's true. The plants need the sunlight to grow. Herbivores eat the plant. Carnivores eat the herbivores.


What are herbivores which eat producers?

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