Over several years, the same population might change from one state to another, as its status with respect to available resources changed. Several species of geese increased during the latter half of the twentieth century in response to reduced hunting pressure in their wintering areas, but then...
Hunting snow leopards is against the law in Russia, but in the terrible climate of Siberia, the few people living there had to turn to poaching (盗猎) to feed their families.In 2013, Russian naturalist Sergei Spitsyn approached Mergen Markov, a local hunter, and told him his project. ...