Western __ Gorilla; Senior Males Are Silverbacks

This page is the CodyCross answer for the clue below from Futuristic City , Group 996, Puzzle 2 (Carbon Dioxide Catcher).

Question is: Western __ Gorilla; Senior Males Are Silverbacks

and the answer is: LOWLAND

Word Meaning:

LOWLAND — An area which is considered particularly low or lower than surrounding areas.

Definitions from Wiktionary.

Western __ gorilla; senior males are silverbacks — CodyCross Answer | CodyCross Solutions