Below is an image of a food web.
In this ecosystem, the snake is which of the following? (Check all that apply.)
A. primary consumer
B. secondary consumer
C. tertiary consumer
The snake is both a secondary and a tertiary consumer. Energy is transferred from the grass to the mouse to the snake, making it a secondary consumer. Energy is also transferred from the grass to the grasshopper to the mouse to the snake, making it a tertiary consumer.