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...bird migrations occur when there is an irregularity in the food supply. Pine grosbeak typically feed on the seed cones of conifer trees, but may also utilize alders, river birch and Douglas fir."Irruption is a mass movement of birds that get into geographic...
Over-wintering your perennials in pots? Some tips

...this year did several mixed planters with small shrubs, small conifer trees and herbaceous perennials mixed with annuals," Mathers...these in an unheated greenhouse. Some of the larger pots with conifers I will keep outside for winter color."Online:For more...
Refuge Notebook: Spruce mast events - feast or famine

...tree species can be in synch including paper birch and other conifers like mountain hemlock.It turns out that year-to-year...more mushrooms. White-winged crossbills, specialists on conifer seeds, consume up to 3,000 seeds per bird per day. They...
Les Palmer: All about the black spruce

...squirrels and other wildlife with food and shelter. I often choose a black spruce for a Christmas tree. Skinnier than other conifers, it takes up less space, and its scruffy looks give it character that's lacking in other evergreens. Smaller specimens...
Fire-adapted plants thrive after wildfire

...early colonization by mosses and liverworts, then wildlflowers and grasses, then deciduous shrubs and trees, and finally by conifers. Large fires in both 1947 (still the largest recorded wildfire on the peninsula at over 310,000 acres) and in 1969 left...
Fire footprint - ghosts of fires past

...of white spruce (68,300 acres), black spruce (54,200 acres), mixed hardwood-softwood (46,800 acres), mixed conifer (1,200 acres), hardwood (4,500 acres), and mountain hemlock (500 acres). Lakes, wetlands, shrub and alpine tundra...
Refuge Notebook: Winter Solstice is for the birds

...shorter while ours are getting longer.Consider the Olive-sided Flycatcher, a common breeder in mature mixed deciduous-conifer forests, such as found along the Swanson River Road in the Kenai National Wildlife Refuge. Even as we sip our coffee at Kaladi's...
What porcupines do in winter (besides eat and sleep) antibiotic. Porcupines are found throughout most of Alaska including the Kenai National Wildlife Refuge. They live in conifers or mixed forested areas but can also be found in deciduous forests, scrubby tundra areas, and rocky slopes. Porcupines are...
Climate change on the Kenai Peninsula: Cooked moose?

...that sprout after fire. Fires in black and white spruce that are hot enough to burn down to mineral soil will ?convert? conifer stands to hardwood. Good moose habitat is provided for 15 to 25 years after these mineral soil-exposing fires. This is one...
Get a glimpse into the Pleistocene period

...Chrysomyxa ledicola, a parasite of both spruce trees and a rhododendron -- a flowering woody shrub common to lower vegetation in conifer forests the world over -- called Labrador Tea. KRC Biology Professor David Wartinbee also noticed orange goo on a lake surface...


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