The calculated population growth was zero indicating that the population had not net change.
The term "population" refers to the number of people or species residing in a certain area.
According to the question:
Four gorillas were born and one orphaned gorilla joined = 4 + 1 = 5
Two older gorillas died and three males left the population to find mates = 5 - 2 - 3 = 0
The population increase of gorillas was calculated to be zero, meaning that there was no net change in the population.
Hence population had not net change.
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