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