See the animal in the picture?

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No doubt you are used to seeing trees inhabited by birds and squirrels and maybe even monkeys, but in Puerto Vallarta iguanas are common fauna. So signature are they to the area, the scary-looking, slithering reptiles are prominently named in arguably the most famous movie of the coastal city: John Houston's Night of the Iguana, starring Richard Burton and Eva Gardner.
  

 Can you spot it?

This is in a tree in the 

park by the Rio Cuale,not 

the mountainous jungles