Pygmies trade with the tribes in the forest.

The answer is "true".

Explanation:

The Pygmy populations are ethnic minorities of extremely short average height, in which populations of adult men measuring less than 150 cm in height, the term Pygmy identifies the endemic small stature phänotype.

The majority of this community are partly hunter collectibles, which is not solely live on one's wild products. They trade in cultured food as well as other material items with farmers, and their group doesn't live throughout the forest deeply without the availability of agricultural product lines.