Please choose the correct ending to complete the given sentence: Pets and Animals: [header] How to get rid of fleas on rats [title] Observe if your rat is scratching more than normal. [step] Often a rat will scratch a flea infested part of its body more frequently and often quite vigorously. This area can become irritated, red, or inflamed from scratching and from fleas feeding on your rat's skin.

Ending1: A flea may lick the wound that feels itchy or boiling in just a few minutes. [substeps] The skin may also start peeling away in a few days or weeks. Ending2: [substeps] Missing patches of fur or red scabs is a good indication that something is irritating your rat's skin even if you don't see them scratching. Fleas like to hide in densely covered areas of animals. Ending3: [substeps] You may want to wrap the rat in a covering that you can secure to minimize the scratching. You may use tape or cheesecloth around the rat's clothing to keep fleas at bay. Ending4: [title] Pay attention to if your rat is scratching more than usual. [step] It can be a symptom of too much scratching, or it may take a bit of work to repair it.

Answer format: ending1/ending2/ending3/ending4