You won't find too many videos more heartbreaking and beautifully touching than this.

To see the joy on Mama's face as she reconnects with her old friend Jan is the perfect illustration of the human/animal bond as well as unconditional love.

Mama, you will never be forgotten. Jan, bless you always for being able to share in this special moment with your sweet friend at the end of her life.

Jan van Hooff visits chimpanzee "Mama", 59 yrs old and very sick. Emotional meeting

Mama, 59 years old and the oldest chimpanzee and the matriarch of the famous chimpanzee colony of the Royal Burgers Zoo in Arnhem, the Netherlands, was grave...