 enrichments)                                                                      Good grouping practices\                                                                                                                                                                                                                                                                                                                                                                                                                        Ensure that resources are available for all animals                                                                                                                          Heat stress                                                                           Absence of overheating prevention mechanisms\                                                                High density\                                                    Fans\                                                                                   \[[@B000-animals-00-00000]\]                                                                                                                                              Absence of heat dissipation mechanisms\                                                                      Poor selection of breeds to put on site                          Water sprinklers\                                                                                                                                                                                                                                                 Food                                                                                                                                                                          Reduce density\                                                                                                                                                                                                                                                                                                                                                                                                                                 Adapted breeds                                                                                                                                                               Bur