Create the food chain: Eagle // Deer // Wolf // Grass
Grass → Deer → Wolf → Eagle
Create the food chain: Polar Bear // Seal // Fish // Krill // Algae
Algae → Krill → Fish → Seal → Polar Bear
Create the food chain: Jaguars // Algae // Insects // Snakes // Frogs
Algae → Insects → Frogs → Snakes → Jaguars
Create the food chain: Grass // Zebras // Hyenas // Lions
Grass → Zebras → Lions → Hyenas
Create the food chain: Algae // Crocodile // Fish // Lions
Algae → Fish → Crocodile → Lions
Create the food chain: Heron // Algae // Plankton // Eagle // Fish
Algae → Plankton → Fish → Heron → Eagle
Create the food chain: Grass // Mice // Snake // Hawk
Grass → Mice → Snake → Hawk
Create the food chain: Grass // Lion // Mice // Fox // Grasshopper
Grass → Grasshopper → Mice → Fox → Lion
Create the food chain: Shark // Plankton // Algae // Fish
Algae → Plankton → Fish → Shark
Create the food chain: Grasshopper // Snake // Hawk // Frog // Grass
Grass → Grasshopper → Frog → Snake → Hawk