A food chain enables animals to communicate to each other within their environment.
River
Wetland
Pond
All of the above
Top dog
Alpha predator
Omega predator
Beta predator
Oxbow lake
Elbow lake
Curved lake
Convex lake
Hearing
Olfaction
Sight
Breathing
Haboob
Watershed
Tributary
Reeds
Zooplankton
Kelp
Phytoplankton
Fish
Mosquito
Otter
Whiptail lizard
Composter
Decomposer
Bog
Producer