What type of animal matter is specifically noted as contributing to the omnivorous classification of some kangaroo rat species?

Answer

Arthropods (e.g., insects)

The regular inclusion of animal material, such as arthropods, which made up about 4 percent of Ord’s kangaroo rat consumption, is the crucial factor separating them from strict herbivores.

What type of animal matter is specifically noted as contributing to the omnivorous classification of some kangaroo rat species?
dietanimalherbivoreratomnivore