The southward migration has been raging since late June, and it will continue into the early weeks of next year.
Evening grosbeaks are yet another irruptive species that is vacating its northern habitats due to a lack of its favored foods.
The season for southbound migrants continues, perhaps accelerated due to the recent winter-like weather at the end of October.
Here they come! The Vineyard is well known for hosting a lot of waterfowl (ducks, geese and swans) from October to April.
Red-breasted nuthatches and pine siskins are two irruptive species.
Songbirds cannot swim.