Over the past decade this species has suffered a general decline.
The species has suffered a severe population decline, and are now considered threatened, due to habitat loss.
This species has suffered declines of up to 80% over the past 10 years.
This species has suffered from considerable confusion regarding its scientific name.
This species has suffered a noted decline in past years.
The scientists also observed that most species suffered badly in the western part of the region.
"Other species are suffering unjustly because of what people introduced," he said.
However, we must not forget that other species, primarily the tigers, are suffering too.
Over the past three decades, several species in the reserve have suffered catastrophic declines.
The iconic species have suffered a dramatic decline of more than 50% over the past 50 years.