Wisdom the albatross, the world's oldest known wild bird, has another chick at age 70

The remarkable bird has outlived mating partners, and even the biologist who first placed a band on her in 1956

At 70 years of age, Wisdom the Laysan albatross has hatched another chick.

Regarded as oldest known wild bird in history", Wisdom has outlived previous mating partners as well as the biologist Chandler Robbins, who first banded her in 1956.