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