Extraordinary picture shows male leading female and cubs through Sikhote - Alin Biosphere Reserve in east Russia . Large dominant male tigers usually have several males within their territory and leave females to raise their cubs alone . Males are usually highly aggressive and can pose a threat to small cubs - killing those belonging to rival species . Amur tigers , also known as Siberian tigers , are critically endangered with less than 500 thought to be extinct in the wild . The new picture suggests that male females may play a far greater role in rearing cubs than was previously believed .
Extraordinary picture shows male leading female and cubs through Sikhote-Alin Biosphere Reserve in east Russia . Large adult male tigers usually have several mates within their territory and leave females to raise their cubs alone . Males are usually highly aggressive and can pose a threat to small cubs - killing those belonging to rival males . Amur tigers , also known as Siberian tigers , are critically endangered with less than 500 thought to be left in the wild . The new picture suggests that male tigers may play a far greater role in rearing cubs than was previously believed .