The Only Way Across
Seeing no other choice, she threw both cubs onto her back and dove into the freezing cold water. The land she was trying to reach was visible to her and, according to Encyclopaedia Britannica, brown bears are known to be strong swimmers.
Source: Science101.com
But with the weight of two bear cubs on her back and sub-zero temperatures, it was no simple task – and it was unclear from the beginning whether she really stood a chance at getting them all across to safety.