Final answer:
The blind shrimp, spiders, and crabs make up an ecosystem in a cave in Mexico.
Step-by-step explanation:
The best description of an ecosystem in a cave in Mexico would be the blind shrimp, the spiders, and the crabs. These organisms thrive in the dark and unique conditions found within caves. The blind shrimp, for example, have adapted to living in complete darkness by developing sensory organs that can detect vibrations in the water. Spiders and crabs, on the other hand, rely on their ability to navigate and find food in the cave environment.
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