Page 61 - World of Animals - Issue #30
P. 61

The dog that doesn’t bark                                                                                         D  h ole
                                                                                                                   Dhole

          Th     e   wh       i s t li n  g    d   o   g
          The whistling dog


          The dhole cannot bark – but that doesn’t
          hold it back from making a racket
          It’s generally accepted that the domestic dog’s bark is a
          learned behaviour – while wolves and other wild canines
          are capable of making bark-like sounds, they are seldom
          observed making these vocalisations to communicate in
          the wild. But if you were to hear a wolf during a hike in the
          woods, you would immediately recognise it as a wolf, and it
          would sound very similar to your pet husky.

            If you were to hear a dhole in the wild, however, your first
          thought would probably go towards your pet parakeet.
          As odd as it sounds, dholes make strange, high-pitched
          noises that sound like a bird’s whistling. They are capable of
          producing a huge range of sounds that could actually beat
          dogs and wolves in their variety. They whine, scream, whistle,
          howl, growl, squeak, sing and hum – which is why a pack of
          dholes can sound like a canine orchestra.
            Unfortunately, dholes are extremely rare and often fear
          human company. In fact, they are among the hardest
          animals to track. The few researchers devoting their time to
          this shy creature often spend years hoping for a sighting,
          and catching and putting a tracking collar on an individual is
          nigh impossible.
            How exactly the dhole came to develop these noises is
          not yet known due to limited research on the rare species.
          It is widely assumed that the high-pitched whistling is used
          for hunting communication – in thick vegetation, where
          vision is poor, the dogs whistle to one another to keep in
          contact while they carry out a team attack. However, some
          researchers have proposed that they also use their vocal
          talents for social interaction. Dholes are very hard to identify
          as they spend so much time in packs, but it may be possible
          to tell individuals apart by their distinctive calls.

         “They whine, whistle, howl,

          growl, squeak, sing and hum;                        ABOVE
                                                              Dholes have one less
          a pack of dholes can sound                          molar on each side of
                                                              their mouths than all
                                                              other members of the
          like a canine orchestra”                            Canidae family



           Dhole doppelgängers














                   Fox               Domestic dog                Wolf              African wild dog            Hyena
          The dhole is small, lean and   Though dholes have shorter   The wolf is larger and   A close cousin of the dhole,   Despite some physical
           nimble. Built for speed, its   lower jaws and fewer   stockier than the dhole, and   the African wild dog has   similarities with the dhole,
           anatomy is similar to that   molars than domestic dogs,   shows far more aggression   many behavioural traits in   the hyena is actually not
           of many foxes, particularly   they share an endearing   both within a pack and   common with it, including   a canine at all. It’s part of
           the red fox. The fox would   trait: they will wag their tails   towards other packs.   advanced pack hunting   the Hyaenidae family in the
          outrun the dhole in a sprint,   in excitement when they   While dhole packs have   strategies and a strong   Feliformia suborder – which
          but the dhole would win an   are reunited with their  several females, wolf packs   sense of community  also includes big cats,
               endurance race.        pack members.        usually only admit one.   within a pack.      mongooses and civets.


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   058-062_Dhole.indd   61                                                                                               03/02/2016   16:06
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