Premise: Île Fourchue, also known as Île Fourche is an island between Saint-Barthélemy and Saint Martin, belonging to the Collectivity of Saint Barthélemy. The island is privately owned. The only inhabitants are some goats. The highest point is 103 meter above sea level. It is situated within Réserve naturelle nationale de Saint-Barthélemy.
Hypothesis: Many birds visit the island during the spring.