However, experts warn against complacency in the plight of the gorillas. Jillian Miller, executive director of The Gorilla Organization, told the BBC, ""The discovery of such a large population of western lowland gorillas is absolutely fantastic news for the sub-species and for conservationists, but . . . numbers are less important than trends, and sadly the trend for all gorilla sub-species, apart from the mountain gorillas, has been a downturn in population figures."