How do kangaroo rats respond when they smell a predator?

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A fluffy gray cat clings to the trunk of a tree, looking upward as it climbs to escape. — Avoidance behaviour Cat fleeing by upward climbing.

When kangaroo rats detect the odor of a predator, they respond by drumming with their hind feet. This behavior is considered a form of avoidance behaviour that likely serves as a warning signal to other members of their species.1