When Is World Migratory Bird Day 2024 Theme. The theme for this world migratory bird day is “insects” migratory birds are a wonder of nature. On 12 october 2024, events to celebrate world migratory bird day, the phenomenon of bird migration and the connections between birds and insects, will take place across the world’s flyways.

Key world migratory bird day supporters and partners from around the world have provided statements to mark world migratory bird day. The theme for this world migratory bird day is “insects” migratory birds are a wonder of nature.