Different species such as what take up in the wetlands?
ferns the moon herons bushes wetlands polar bears plants animals
A B C D E F G H
Herons are an indicator species for wetland communities.
Wetlands consist of populations of herons and different species
Different species such as what take up in the wetlands? (A) ferns (B) the moon (C) herons (D) bushes (E) wetlands (F) polar bears (G) plants (H) animals