Birds eat the Tussock larvae. On which trophic level would they be?

A. Primary Consumer

B. Primary Producer

C. Tertiary Consumers

D. Secondary Consumers

Birds would be the secondary consumers.

Explanation:

The organisms that are capable of making their food like plants are called producers. The organisms that feed on the producers are known as primary consumers. The primary consumers include all kinds of insects, caterpillars, termites, etc. Hence, tussock larvae would be a primary consumer. The organisms that feed on the primary consumers are termed as Secondary consumers. In this example, the birds are eating the primary consumer i. e tussock larvae, hence birds would be the secondary consumers.