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