School groups, charter tours, or other groups of 15 or more must reserve Lincoln Home tours in advance by contacting the Springfield Convention and Visitors Bureau as soon as possible. School groups planning to visit in April, May or October should schedule approximately 6 months in advance.
Secondary consumers include reptiles, carnivores, small predators and insectivores. Animals at this level include different frog species, small snakes, large insects and birds of prey like eagles and vultures. Tertiary consumers include large snakes like the boa constrictor, and jaguar. Other large animals such as the Indian elephant or African forest elephant, gorillas or orangutans, and tapirs tend to feed on vines, fruits, or insects.
1 Secondary Consumers Secondary consumers make up the third level of the food chain. 2  Secondary consumers feed on smaller, plant-eating animals (primary consumers). 3  Examples of secondary consumers include bluegill, small fish, crayfish and frogs. 4  Top Predators Top predators are at the top of the food chain.erbivores, such as ducks, small fish and many species of zooplankton (animal plankton) eat plants. Carnivores (meat eaters) eat other animals and can be small (e.g., frog) or large (e.g., lake trout). Omnivores are animals (including humans) that eat both plants and animals.