A rat can be nervous.Logical formLearned from42 sentences. A nest may pertain-to rat.Logical formLearned from42 sentences. Rats can be intact.Logical formLearned from41 sentences. (Reproduction studies) may be performed in rats.Logical formLearned from41 sentences. A person can be (pack rat).Logical formLearned from41 sentences. A rat can be trapped.Logical formLearned from41 sentences. A patootie may pertain-to a rat.Logical formLearned from41 sentences. Rats can be hairless.Logical formLearned from41 sentences. A person may have rats.Logical formLearned from41 sentences. A study can be constituted-of-or-filled-with rats.Logical formLearned from41 sentences. Rats can be exposed.Logical formLearned from41 sentences. Research can be on rats.Logical formLearned from41 sentences. Rats can be dirty.Logical formLearned from40 sentences. Some mg/kgs can be in rats.Logical formLearned from39 sentences. Rats may be feeded.Logical formLearned from39 sentences.