(Prey items) can be undigested.Logical formLearned from4 sentences. Prey can be for (killer whales).Logical formLearned from4 sentences. Migratory birds can be constituted-of-or-filled-with prey.Logical formLearned from4 sentences. An approach may pertain-to a prey.Logical formLearned from4 sentences. An exoskeleton may pertain-to a prey.Logical formLearned from4 sentences. Prey can be unavailable.Logical formLearned from4 sentences. Prey can be in flight.Logical formLearned from4 sentences. Prey may be gleaned from branches of trees.Logical formLearned from4 sentences. Carnivores can be constituted-of-or-filled-with prey.Logical formLearned from4 sentences. Prey can be with wings.Logical formLearned from4 sentences. A (fish prey) can be underwater.Logical formLearned from4 sentences. Schools can be constituted-of-or-filled-with (prey fish).Logical formLearned from4 sentences. A prey can be microscopic.Logical formLearned from4 sentences. Prey can be for fighters.Logical formLearned from4 sentences. Predators may consume prey.Logical formLearned from4 sentences.