Endangered species may undergo a killing.Logical formLearned from23 sentences. Gray wolves can be endangered.Logical formLearned from23 sentences. Variety can be constituted-of-or-filled-with endangered species.Logical formLearned from23 sentences. A person can be endangered.Logical formLearned from23 sentences. A creature can be endangered.Logical formLearned from23 sentences. Lands can be endangered.Logical formLearned from23 sentences. Endangered species can be constituted-of-or-filled-with bird.Logical formLearned from22 sentences. A bear can be endangered.Logical formLearned from22 sentences. Lives can be endangered.Logical formLearned from22 sentences. Endangered species can be constituted-of-or-filled-with faunas.Logical formLearned from22 sentences. Invertebrates can be endangered.Logical formLearned from22 sentences. Polar bears can be endangered species.Logical formLearned from22 sentences. Rules may protect endangered species.Logical formLearned from22 sentences. A frog can be endangered.Logical formLearned from22 sentences. (Piping plovers) can be endangered.Logical formLearned from22 sentences.