A Douglas fir, when it dies, hosts thousands of species.

I made a lot of lumber out of the Bishop pines and Douglas fir,

When the horse dies, dismount

A crash is when your competitor's program dies. When your program dies, it is an 'idiosyncrasy'.

The beams of our house are cedar, and our rafters of fir.

When the Eagles lost Hugh [defensive end Hugh Douglas] that year, they had to go out and get Jevon Kearse. If you don't fill that void, you're going to be lacking on that pass rush on the outside. They couldn't get to the passer without blitzing, so that's why they had to pay the money to get Freak.