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While we can’t guarantee that the removal methods described above will work overnight, they will help eradicate the infestation as quickly as possible. For the most immediate results, consider hiring a flea exterminator that can use high-grade products and removal equipment to wipe out small and large groups of fleas.

Certain strong smells may help repel bats, though this is not a foolproof method and is best used in conjunction with other deterrence strategies. Scents like peppermint oil, eucalyptus, cinnamon, cloves, and mint are often suggested as natural remedies. To create a spray, you can mix two cups of warm water with half a cup of sugar and a few drops of your preferred essential oil. Apply this mixture using a spray bottle to possible entry points and throughout the affected area, such as an attic. While this home remedy is popular, evidence supporting its effectiveness is limited.

Typically, fleas won’t take up residence in human hair. Their natural preference is to live on the fur of animals, but they can bite and infest humans on a temporary basis. If there is a significant flea infestation in the surrounding environment, humans may inadvertently become a host. Again, though, this is a rare occurrence.

Roof rats are relatively small rodents that typically measure around six to eight inches in length (excluding their long, scaly tails that are often longer than their bodies). They have sleek black or brown fur, pointed snouts, and large ears. In general, they are typically smaller and darker in color than common brown rats.