What is a characteristic of liquid rodenticide formulations?

Liquid rodenticide formulations are designed to be attractive to rodents, particularly in environments where dry bait might be less appealing. This characteristic plays an important role in the effectiveness of these products, as the liquid formulation can provide hydration in dry settings, making it more likely that rodents will consume the bait.

In contrast, other formulations might not provide the same level of attractiveness in certain environments, limiting their effectiveness. The design and composition of liquid rodenticides take advantage of rodents' need for both food and water, ensuring they are drawn to it regardless of the dryness of their surroundings.

In addition, the other answer choices do not accurately represent the nature or intended use of liquid rodenticides; they either suggest misconceptions about their operation or imply unsafe practices regarding their application, which is not the case when used as directed. Thus, the correct answer aligns with the overarching goal of rodent control—to effectively attract and eliminate the pests.