Abies lasiocarpa

Douglas squirrels are going nuts!

Do you hear frenzied scurrying in the conifers? What are the squirrels up to?

Why does this subalpine fir have no branches on one side?

Why does this subalpine fir have no branches on one side? Is it because of rockslides and avalanches? Or wind? Or plant hormones? It appears to me that biologists have not yet come up with a conclusive answer.