Here, a primary consumer can be defined as the organism (animals) that consume only plants. Tertiary consumers eat the secondary consumers. Tertiary consumers, sometimes also known as apex predators , are usually at the top of food chains, capable of feeding on secondary consumers and primary consumers. These are animals who feed on primary consumers. River otters eat fish, shellfish, crustaceans, snails, beetles, amphibians, and other small mammals. Even though it’s not a hard-and-fast rule, the role of secondary consumers in the food chain is usually played by omnivores. Secondary Consumers. They usually eat meat and are termed as predators. This breakdown creates soil. viridis/Getty Images Dining on primary consumers, these animals are carnivorous. Secondary consumers. Succession Primary Primary succession begins with rock, which is broken down by wind and rain. Tertiary consumers are animals such as hyenas, which obtain energy by consuming secondary consumers. Top predators, also called apex predators, eat other consumers. Secondary consumers are organisms, primarily animals, which eat primary consumers. b. In the Antarctic food chain krill are primary consumers and baleen whales, penguins, seals and many kinds of fish and other birds are secondary consumers when feeding on krill. They are thus called the top predators. There may be more levels of consumers before a chain finally reaches its top predator. e. When a human eats a steak, the human is acting as a _____. They are the ones who feed on secondary consumers. As such, these are organisms that eat primary consumers for obtaining energy. Secondary consumers, on the other hand, are carnivores, and prey on other animals. They mainly eat the producers. a. detritivore Secondary Consumer: Cheetah, lions, snakes, and lemurs Secondary Consumer eat herbivores, like a zebra,elephant, or antelope. Goatfish and wrasses eat everything from snails and worms to crustaceans. Lion, hawks, snakes, coyotes, wolves, and spiders are a few terrestrial secondary consumers. Primary Consumer are eaten by the secondary consumers. Level 3: Secondary Consumers . An earthworm that feeds on the remains of plants and animals is acting as a _____. Tertiary Consumers. a. primary consumer b. detritivore c. tertiary consumer d. producer e. secondary consumer. Similarly, the Arctic fox and brown bear–the secondary consumers–feed on small mammals, like hares and lemmings, to derive the energy they require. Consumers can be carnivores (animals that eat other animals) or omnivores (animals that eat both plants and animals). Most carnivores, called predators, hunt and kill other animals, but not all carnivores are predators. Secondary Consumer Definition As the name implies, a secondary consumer is the consumer organism that occupies the second position on the food chain. However, not all secondary consumers ...