🕊️📉❌

#passenger pigeon #population decline #extinction #species loss #ectopistes migratorius #extinct bird

📜🕊️💔

#passenger pigeon #historical extinction #extinct species #lost species #ectopistes migratorius #bird history

1️⃣🕊️🪨

#passenger pigeon #martha the passenger pigeon #last passenger pigeon #extinction #cincinnati zoo #ectopistes migratorius