The Bird
The endocrine & Digestive.
Digestive and respitory systems
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They help the digestive systems and help digest any food
not for long because an animal neds the digestive system to provide essential amino acids and essential vitamins and minearals which said animal could not live without
The pharynx has roles in both the digestive and respiratory systems.
Parasites such as tapeworm, planarian and live fluke have digestive systems that are saclike. Their digestive tracts have one opening and they live inside a host animal.
circulatory and digestive
The glandular organ the pancreas is part of the digestive andendocrine systems.
The Digestive System and the Renal System.
Planarians are classified underneath the flatworm phyla, and flatworms have two way digestive systems.
The pharynx belongs to both the respiratory system and the digestive system. It serves as a passageway for air to travel from the mouth and nose to the trachea and for food to travel from the mouth to the esophagus.