The following link is to Ron Pittaway's Winter Finch Forecast (Ontario
It explains why we are seeing early Pine Siskins, Purple Finch, etc.
We have Pine Grosbeak, Redpolls, Bohemian Waxwings and perhaps even
northern owls to look forward to this year. A lack of cone and Rowan
crops (and small rodents) foretells a southward irruption for several
species dependent upon these crops. Very interesting reading...