Question

below is a food web from joshua tree national park, a desert ecosystem in southern california.
which organisms are secondary consumers in this food web? select all that apply.
desert woodrat rattlesnake grasshopper
desert iguana beavertail cactus

Explanation:

• Desert woodrat: It is a primary consumer as it feeds on plants (e.g., creosote bush).
• Rattlesnake: It is a secondary consumer. It preys on primary consumers like desert woodrat.
• Grasshopper: It is a primary consumer as it feeds on plants (e.g., creosote bush).
• Desert iguana: It is a primary consumer as it feeds on plants (e.g., beavertail cactus).
• Beavertail cactus: It is a producer (plants are producers in a food web).

Answer:

rattlesnake