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