Sweat is used for adjusting to hot temperatures by some animals, and high humidity interferes with evaporation of the sweat. Given these facts, what interferes with an animal's ability to adjust to hot temperatures among the following options:
- snow
 - prolactin release
 - lice
 - nervous system
 - Endocrine system
 - high humidity
 - Pituitary gland
 - low moisture


 

      high humidity   