Birdsnest spruce isolated on white background ID:47806780 版权3dmentor TIFF大小 53.6MB 格式JPG 编辑图片 以图搜图 大图:5000×3750像素·42.33cm ×31.75cm·300dpi·JPG 中图:1000×750像素·35.28cm ×26.46cm·72dpi·JPG 小图:500×375像素·17.64cm ×13.23cm·72dpi·JPG...
They usually nest in a large, broken birch, spruce or poplar tree trunk. The Great Horned Owl is about 18-25” long. It has prominent ear tufts creating the “horned” appearance. Its large size and white throat, or “bib,” distinguish the Great Horned Owl. It is Alaska’s only ...
One season a pair of them built a nest in a Norway Spruce that stood amid a dense growth of other ornamental trees near a large unoccupied house. They sat down amid plenty. The wolf established himself in the fold. The many birds–robins, thrushes, finches, vireos, pewees– that seek ...
“The Cape May Warbler breeds across the boreal forest of Canada and the northern United States, where the fortunes of its populations are largely tied to the availability of spruce budworms, its preferred food. Striking in appearance but poorly understood, the species spends its winters in the...
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here at the northern edge of Alaska’s Spruce forest. Today there wasn’t a huge deal to be found, but a pair of obliging Boreal Chickadees were a real treat. Somewhere in the distance an Alder flycatcher sang, and a Pine Grosbeak flew over calling but refused to appear for the group....
Old SRW with irregular stone size and shape and open unmortared joints were conducive to seed lodging by frugivorous birds and seedling establishment. ... CY Jim - 《Ecological Engineering》 被引量: 26发表: 2013年 Using cover crops to establish white and black spruce on abandoned agricultural ...
Gunnarsson, B., Spruce-living spiders and forest decline; the importance of needle-loss. Biol. Cons.43(1988) 309–319. ArticleGoogle Scholar Gunnarsson, B., Vegetation structure and the abundance and size distribution of spruce-living spiders. J. Anim. Ecol.59(1990) in press. ...
In the summer, the winter wren often nests atop some of the high-elevation mountains in the region, especially ones with abundant fir and spruce trees. Otherwise, it’s mostly a winter visitor in the region. Other wrens common to the region include the Carolina wren and the house wren. In...
During the breeding season, goldcrests are dependent on coniferous trees for nesting, such as spruce, pine, and fir. They inhabit coniferous woodlands and forests. After the breeding season, they occupy open heathland, shrubland, and deciduous landscapes. ...