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