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