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