Answer:
Subject : jellyfish or any othet sea animal
Answer:
A dam that could allow fish to still pass through is a fishway/fish pass its a "fish ladder" that is structured on or around artificial or natural barriers to allow for fishes natural migration and the movement for potamodromous species.
Tracheoesophageal fistula
Tracheoesophageal fistula (TE) is
a condition in which an abnormal channel (fistula) connects the trachea to the
oesophagus. It is a birth defect and is characterized by extensive salivation
with choking, vomiting and cyanosis during feeding. When eating, food
substances move through abnormal connection and this can cause other illnesses.
From the question given above, Morgan is likely have tracheoesophageal fistula.