研究人员对在东北虎分布北界对其种群产生负面影响的关键因素进行了分析。研究表明，近年来东北虎死亡率过高，这可能会导致种群出现长期负面变化并显著减少。此外，研究还探讨了降低最北部东北虎（Panthera tigris）种群所面临新威胁的可能措施。

India’s national animal and the largest tiger subspecies found in Sundarbans, Madhya Pradesh and Assam A rare mountain goat ...

Tigers, scientifically known as Panthera tigris, have striking orange coats, black stripes and piercing eyes. Like other big cats, tigers are at risk. Tiger populations occupy about 5 percent of ...

Their biggest threat: humans. No trace of the wild South China tiger, Panthera tigris amoyensis (critically endangered, possibly extinct in the wild), has been seen for more than a decade.