sentence: All cranes are able to defend themselves quite well.
sentences_after: They are mostly quite large, and peck, kick and batter opponents with their wings. They are territorial, and males will fight even more vigorously than usual at mating seasons. Zookeepers use acrylic riot shields to protect themselves against crane attacks.
concept_name: crane
headings: Crane (bird) Life Behaviour
categories: Gruiformes