Birds can be exotic.Logical formLearned from1 208 sentences. Millions can be constituted-of-or-filled-with birds.Logical formLearned from1 130 sentences. A flock can be constituted-of-or-filled-with birds.Logical formLearned from1 108 sentences. A (nest stadium) may pertain-to a bird.Logical formLearned from1 105 sentences. Variety can be constituted-of-or-filled-with birds.Logical formLearned from1 079 sentences. A bird can be rare.Logical formLearned from1 072 sentences. A family can be constituted-of-or-filled-with birds.Logical formLearned from1 054 sentences. A bird can be dead.Logical formLearned from1 048 sentences. Birds may pertain-to a person.Logical formLearned from1 033 sentences. A nest may pertain-to bird.Logical formLearned from1 019 sentences. A bird can be constituted-of-or-filled-with prey.Logical formLearned from986 sentences. Birds may pertain-to a male.Logical formLearned from912 sentences. A (bird flu virus) can be deadly.Logical formLearned from848 sentences. A group can be constituted-of-or-filled-with passerine birds.Logical formLearned from818 sentences. Birds may fly.Logical formLearned from763 sentences.