Dylan Dreyer visits India's self-cleaning Ganges River, which helps populations thrive; Himalayan blue sheep and snow leopards show their climbing skills; the Indian rhino offers a glimpse of its lifestyle.

Dylan Dreyer explores the motherhood experience for nurturing gibbons and langurs on the Indochinese peninsula, leatherback sea turtles in the Caribbean, macaques in India and China, elephants in Sri Lanka and sea lions in the Galapagos.