article_snippet: Scientists have long believed that the large adult males tend to leave females to raise the large adult males young and
article_snippet: the large adult males are known to even attack and kill cubs when the large adult males come across the large adult males.
article_snippet: The largest male measured more than 3.5 metres (11 feet) in length and can weigh up to 318kg (701lbs).
article_snippet: The largest male range once extended right across Siberia and down into China and South Korea.
article_snippet: Large males will often have several females in Large males .
article_snippet: In some rare cases Large males have also been seen to kill prey to feed a female to rear the cubs herself family.
highlights_snippet: Males are usually highly aggressive and can pose a threat to small cubs - killing those belonging to rival males .
  