What common laboratory extract is highly attractive to Merriam’s kangaroo rats in trapping studies?

Answer

Vanilla extract

The powerful attraction of vanilla extract in trapping studies, particularly for Merriam’s kangaroo rats, is hypothesized to be linked to chemical precursors, similar to vanillin, found in their primary food source, mesquite seeds.

What common laboratory extract is highly attractive to Merriam’s kangaroo rats in trapping studies?
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