Pink flamingoes can be migratory.Logical formLearned from2 sentences. Migratory birds may stay in a country.Logical formLearned from2 sentences. (Government experts) may monitor migratory birds.Logical formLearned from2 sentences. Migratory birds can be in wetlands.Logical formLearned from2 sentences. A (route disruption) can be migratory.Logical formLearned from2 sentences. An apartheid can be migratory.Logical formLearned from2 sentences. Outbreaks of avian flu may keep migratory birds from mixing with fowl.Logical formLearned from2 sentences. A revival may keep migratory birds from mixing with fowl.Logical formLearned from2 sentences. A route may be took by migratory birds.Logical formLearned from2 sentences. Migratory birds may pass through a country.Logical formLearned from2 sentences. Animals may be infected by migratory birds.Logical formLearned from2 sentences. A virus may enter a country with migratory birds.Logical formLearned from2 sentences. Experts can be before an arrival of migratory birds.Logical formLearned from2 sentences. Migratory birds may stop over a lake.Logical formLearned from2 sentences. An arc may be took by migratory birds.Logical formLearned from2 sentences.