在东北虎散放区，一只东北虎在舔爪子（11月19日摄）。世界最大东北虎人工饲养繁育基地黑龙江东北虎林园近日宣布，园区内1067只东北虎已全部完成DNA检测，东北虎“家谱”绘制工作取得进展，我国首次实现人工繁育东北虎DNA检测全覆盖。自2001年起，黑龙江东北虎林园开始对人工繁育东北虎进行DNA检测。DNA检测项目能够为我国人工繁育东北虎确定“家谱”，保证东北虎种群血缘纯正，避免因近亲繁殖而导致种群衰退。同时，也为我国人工繁育东北虎核心种群的培育提供科学依据。新华社记者 王建威 摄     In the panthera Tigris altaica scatter area,A panthera Tigris altaica in lick claws(On November 19 perturbation).The world's largest panthera Tigris altaica artificial breeding research base HuLinYuan northeast heilongjiang province recently announced,The park only 1067 panthera Tigris altaica already complete DNA testing,Panthera Tigris altaica"genealogy"Drawing work progress,For the first time in China to realize artificial breeding panthera Tigris altaica DNA testing full coverage.Since 2001,Northeast heilongjiang province HuLinYuan began to artificial breeding panthera Tigris altaica DNA testing.DNA testing project can for our country artificial breeding panthera Tigris altaica to determine"genealogy",Ensure that the east-northern tiger population blood pure,Avoid the inbreeding and lead to population decline.At the same time,For China to artificial breeding panthera Tigris altaica to cultivate core population provide scientific basis.Xinhua news agency reporters WangJianWei perturbation

在东北虎散放区，两只东北虎在雪地上行走（11月19日摄）。新华社记者 王建威 摄 In the panthera Tigris altaica scatter area,Two panthera Tigris altaica to walk in the snow(On November 19 perturbation).Xinhua news agency reporters WangJianWei perturbation

在东北虎散放区，一群东北虎围树休息（11月19日摄）。新华社记者 王建威 摄 In the panthera Tigris altaica scatter area,A group of panthera Tigris altaica circumference tree rest(On November 19 perturbation).Xinhua news agency reporters WangJianWei perturbation

在东北虎散放区，两只东北虎在雪地上嬉闹（11月19日摄）。新华社记者 王建威 摄 In the panthera Tigris altaica scatter area,Two panthera Tigris altaica in the snow playfulness(On November 19 perturbation).Xinhua news agency reporters WangJianWei perturbation