In order to avoid the attack of the little bears from the gruff bears, the mother bears in Northern Europe have come up with a magical strategy to protect the safety of small bears: " the couple flutter and as much as possible.

Sacrifice mother bear images 1 Scientists at the University of Vienna's Consolidated Biology Institute (Austria) conducted a 20-year survey of brown-haired bears in northern Europe. Between May and July, the bear's breeding season, fierce and energetic bears only have one idea in mind: to transmit to the bears, as much as possible. Meanwhile, the " bear " has children and is not ready to " do that ". And as if to get angry when rejected by the " bears ", the bears often attack and kill the little bears of the " bears " for revenge.

From these traumatic experiences, the mother bears have arisen a strategy that goes against the " natural law " that is now the mother bears themselves actively "the couple " as much as possible. Because then, these bears will think that: they are the father of the little bears, but leave no more to attack.

According to the report recently published in the journal Science published in Austria, up to 54% of mother bears have used this " magic " strategy to ensure survival for their children.