Plants produce food through photosynthesis, using sunlight, water, and carbon dioxide. Cassowaries eat plants, so plants are at the bottom of the cassowary food web.
Primary Consumers
Cassowaries are primary consumers because they eat plants. Other primary consumers include insects, rodents, and rabbits.
Secondary Consumers
Secondary consumers eat primary consumers. Examples of secondary consumers include birds of prey, snakes, and foxes.
Tertiary Consumers
Tertiary consumers eat secondary consumers. Examples of tertiary consumers include lions, tigers, and bears.
Quaternary Consumers
Quaternary consumers are at the top of the food web. They eat other tertiary consumers. Humans are the only quaternary consumers.
Cassowaries in the Food Web
Cassowaries are primary consumers in the food web. They eat plants, and they are eaten by secondary consumers such as birds of prey, snakes, and foxes.