A mix can be constituted-of-or-filled-with offspring.Logical formLearned from2 sentences. An offspring can be neurotic.Logical formLearned from2 sentences. An offspring may pertain-to rats.Logical formLearned from2 sentences. Sex may result in offspring.Logical formLearned from2 sentences. Birds may adjust a (sex ratio) of an offspring.Logical formLearned from2 sentences. A reduction can be in a number of offspring.Logical formLearned from2 sentences. Mortality may pertain-to an offspring.Logical formLearned from2 sentences. A decrease can be in a number of offspring.Logical formLearned from2 sentences. Teratogenic effects may be observed among an offspring.Logical formLearned from2 sentences. A toxicity can be on offspring.Logical formLearned from2 sentences. An offspring may undergo a mating.Logical formLearned from2 sentences. (Body weights) may be observed in an offspring.Logical formLearned from2 sentences. Changes may be observed in an offspring of rats.Logical formLearned from2 sentences. An (offspring viability) can be decreased.Logical formLearned from2 sentences. An offspring may regain a weight.Logical formLearned from2 sentences.