A mother's love knows no boundaries – and that's even true for a rat.

A viral video posted to Facebook shows a mother rat fighting off a snake who snatched one of her babies. The rat chases the serpent and bites it until the snake finally lets go of her baby. Even after her baby is free, she chases the snake away before returning to pick up the tiny rat.

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The clip has more than 1.4 million views and 29,000 shares.

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