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