To eat, to be eaten, to coexist, or to procreate with.
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.
Plants and animals die and decomposers break down their nitrogen containing molecules to ammonia. All animals get the nitrogen they need by eating plants, by eating other animals that ate plants, or by eating animals that ate animals that ate plants.
They need Co2 from animals. Which is why we need them, for oxygen.
Plants in the jungle need sunlight, water, nutrients from the soil, and a suitable temperature range to survive. Animals in the jungle need food, water, shelter for protection, and a suitable climate to survive. Both plants and animals rely on each other for symbiotic relationships that help maintain the ecosystem.
Animals need to eat other organisms to obtain energy because these organisms contain nutrients such as carbohydrates, proteins, and fats that animals can break down and convert into energy through the process of digestion. This energy is essential for various physiological processes like movement, growth, reproduction, and maintenance of body temperature.
animals get there energy by eating other animals
No. Animals have the pure need to stay alive.
Plants and animals die and decomposers break down their nitrogen containing molecules to ammonia. All animals get the nitrogen they need by eating plants, by eating other animals that ate plants, or by eating animals that ate animals that ate plants.
Anaerobic animals (and other substances) survive without oxygen.
because they use other ways.
Because they need to rip the flesh of other animals.
These animals can be called either carnivores or predators.carnivor
polar bears need to live, so they have to get energy from other animals.
All animals need water, that is why it is so hard to find life on other planets. However some bacteria on the other hand do no need water to survive.
Animals are related in a food web because: -Animals eat other animals -Animals are eaten by larger animals
Horses are herd (groups) animals, and as such need the company of other horses or animals. Race horses frequently have "pets" that travel with them that give them the socialization and company they need. Goats and cats are popular choices.
Oxygen for respiration