They can be biologically magnified , meaning that the toxin accumulates in animal tissues and moves up the food chain as one contaminated animal is eaten by another, and so on.
(They; can be biologically magnified; ) (one contaminated animal; is eaten; by another) (the toxin; moves; up; the food chain; T:as one contaminated animal is eaten by another, and so on)
They one contaminated animal the toxin
can be biologically magnified is eaten moves
by another
up the food chain T:as one contaminated animal is eaten by another, and so on