However, a study published in 2017 contradicted these results, and found evidence that the passenger pigeon population was large and stable prior to its 19th century decline.
This study found evidence that the passenger pigeon population was large and stable prior to its 19th century decline. However, a study published in 2017 contradicted these results.
However, a study published in 2017 contradicted these results. This study found evidence that the passenger pigeon population was large and stable prior to its 19th century decline.
However, a study published in 2017 contradicted these results. This study found evidence that the passenger pigeon population was large and stable prior to its 19th century decline.