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