Sand goanna the scent is stronger. Upon identifying this difference in scent strength the sand monitor can alter its direction accordingly. Sand goanna The sand goanna ("Varanus gouldii" ) is a species of large Australian monitor lizard, also known as Gould's monitor, the sand monitor, or racehorse goanna. In some Aboriginal languages, the sand goanna is called "bungarra", a term also commonly used by non-Aboriginal people in Western Australia. In Pitjantjatjara and other central Australian languages it is called "Tingka". The name "sand monitor" can be used to describe various other species. The specific name, "gouldii", is a Latinised form of the
Hail joint project's goal is to enlist the help of the general public to develop a database of hail accumulation depths. During the Middle Ages, people in Europe used to ring church bells and fire cannons to try to prevent hail, and the subsequent damage to crops. Updated versions of this approach are available as modern hail cannons. Cloud seeding after World War II was done to eliminate the hail threat, particularly across the Soviet Union – where it was claimed a 70 to 98 percent reduction in crop damage from hail storms was achieved by deploying silver iodide in clouds