Pedro travels into the heart of the Amazon to discover the changing world of the Ribeirinho, the river people of Brazil; he is invited on a terrifying search for the black caiman.

Pedro travels to Ecuador to meet conservationists protecting wildlife from encroaching development, realizing a lifelong dream to see the Amazon Pink River Dolphin close-up.

Pedro travels to the remote Ecuadorean Amazon to see how one indigenous people are dealing with the influences of the modern world while fiercely protecting their cultural identity.