A new says most North American winter birds are migrating farther north than they did in the 1960s.

is the North Carolina Mountain Office鈥檚 director of land bird conservation. He says population changes will sweep across North Carolina.

鈥淓verything form American oystercatchers, Brown Pelicans at the coast to brown-headed nuthatches in the Piedmont, a lot of our mountain species ... cerulean warbler, golden-winged warbler, are predicted to have pretty significant changes in their distributions based on climate change.鈥�

Smalling says the projections come from volunteer data collected annually at the , which kicked off yesterday.

Smalling says the volunteer bird watching project project began 115 years ago when it was a holiday tradition to hunt birds.

鈥淪o, the Christmas count became an alternative to that, to try to see as much as you could see, rather than kill as much as you can kill.鈥�

Smalling says organized volunteer data has offered the Audobon Society thorough, uninterrupted data for more than a century, making it one of the oldest citizen-science projects in the world.

The Christmas Bird Count is open to new and experiences birders alike. More information about bird count circles can be found through the .