睇分類
海豚 (Dolphin) 係鯨目之中，齒鯨亞目嘅動物。華南水上人就叫佢地做烏忌、白忌。
由於中文嘅「海豚」呢個詞有個海字，變左好似只包含海棲海豚。但係喺科學上，「海豚超科」包括唔係海棲嘅海豚。
海洋海豚科 (Delphinidae) 先係指棲嘅海豚。
海豚種類繁多，體型差別都好大。由最細嘅 Maui's Dolphin (1.2m) 至最大，有成10米嘅殺人鯨都有。

構造

亞目 齒鯨亞目, 齒鯨果類

• 科 (生物) 海豚科, oceanic Dolphins
  
  
  
  • 屬(生物) Delphinus
    
    
    
    • Long-Beaked Common Dolphin, Delphinus capensis
      Short-Beaked Common Dolphin, Delphinus delphis
      Genus Tursiops
      
      
      
      • 瓶鼻海豚, Tursiops truncatus
        印度太平洋瓶鼻海豚, Tursiops aduncus
        Genus Lissodelphis
        
        
        
        • Northern Rightwhale Dolphin, Lissodelphis borealis
          Southern Rightwhale Dolphin, Lissiodelphis peronii
          Genus Sotalia
          
          
          
          • Tucuxi, Sotalia fluviatilis
            Genus Sousa
            
            
            
            • 印太平洋駝背豚, Sousa chinensis
              
              
              
              • 中華白海豚 (the Chinese variant), Sousa chinensis chinensis
                太西洋駝背豚, Sousa teuszii
                Genus Stenella
                
                
                
                • Atlantic Spotted Dolphin, Stenella frontalis
                  Clymene Dolphin, Stenella clymene
                  熱帶斑點海豚, Stenella attenuata
                  飛旋海豚, Stenella longirostris
                  條紋海豚, Stenella coeruleoalba
                  Genus Steno
                  
                  
                  
                  • 糙齒海豚, Steno bredanensis
                    Genus Cephalorynchus
                    
                    
                    
                    • 智利海豚, Cephalorhynchus eutropia
                      黑白海豚, Cephalorhynchus commersonii
                      Heaviside's Dolphin, Cephalorhynchus heavisidii
                      大西洋黑白海豚, Cephalorhynchus hectori
                      Genus Grampus
                      
                      
                      
                      • 花紋海豚, Grampus griseus
                        Genus Lagenodelphis
                        
                        
                        
                        • 弗氏海豚, Lagenodelphis hosei
                          Genus Lagenorhyncus
                          
                          
                          
                          • 大西洋白腹海豚, Lagenorhynchus acutus
                            Dusky Dolphin, Lagenorhynchus obscurus
                            Hourglass Dolphin, Lagenorhynchus cruciger
                            太平洋白腹海豚, Lagenorhynchus obliquidens
                            Peale's Dolphin, Lagenorhynchus australis
                            White-Beaked Dolphin, Lagenorhynchus albirostris
                            Genus Orcaella
                            
                            
                            
                            • Australian Snubfin Dolphin, Orcaella heinsohni
                              Irrawaddy Dolphin, Orcaella brevirostris
                              Genus Peponocephala
                              
                              
                              
                              • 瓜頭鯨, Peponocephala electra
                                Genus Orcinus
                                
                                
                                
                                • 殺人鯨, Orcinus orca
                                  Genus Feresa
                                  
                                  
                                  
                                  • Pygmy Killer Whale, Feresa attenuata
                                    Genus Pseudorca
                                    
                                    
                                    
                                    • 偽虎鯨, Pseudorca crassidens
                                      Genus Globicephala
                                      
                                      
                                      
                                      • 長鰭領航鯨, Globicephala melas
                                        短鰭領航鯨, Globicephala macrorhynchus
                                        Family Platanistoidea, 河海豚
                                        
                                        
                                        
                                        • Genus Inia
                                          
                                          
                                          
                                          • 亞馬遜河海豚, Inia geoffrensis
                                            Genus Lipotes
                                            
                                            
                                            
                                            • 白鱀豚, Lipotes vexillifer
                                              Genus Platanista
                                              
                                              
                                              
                                              • 恒河豚, Platanista gangetica
                                                Indus River Dolphin, Platanista minor
                                                Genus Pontoporia
                                                
                                                
                                                
                                                • La Plata Dolphin (Franciscana), Pontoporia blainvillei