english: And they go in the base of that pyramid, and they drift up; they're passed up that way, on to predators and on to the top predators, and in so doing, they accumulate.
non_english: Ze komen terecht in de basis van die piramide, en kruipen omhoog. Zo worden ze doorgegeven aan roofdieren en toppredatoren. En daardoor hopen ze zich op.