Assertion: western lowland gorilla's population | /r/HasProperty | small
Facets:
Source sentences:
text: Populations of the highland variety of western gorilla, or Cross River gorilla (G. g. diehli), are so small that they were entirely unknown to scientists until early in the 20th century.
text: There are only a few hundred left, and because populations are so small, they are losing genetic diversity through inbreeding.