Infer why there is more species diversity in southern florida than there is in northern alaska

Species diversity refers to the abundance of a particular species in a particular habitat of a location. Florida and Alaska are the states of the United States of America that have diverse wildlife and species richness. The Southern Florida differs in species diversity from Northern Alaska. The species diversity is more in Southern Florida than in Northern Alaska because Southern Florida is situated between the tropical and temperate zones. Another reason could be more precipitation in Southern Florida than in Northern Alaska. These make Southern Florida to have mixed species of both the zones and a unique species diversity.

Where's the picture of the model?