| Coffee is grown under a canopy of shade trees, preserving ecosystems that are home to migratory songbirds. |
| Only a few shorebirds linger now, and our songbirds are rapidly deserting us for more productive feeding areas to the south. |
| Breeding productivity for riparian associated songbirds are at levels high enough to maintain viable populations. |
| Choosing extensively forested landscapes should lead to reduced levels of nest predation and brood parasitism for songbirds. |
| Experimenters have established the use of a time-compensated sun-compass by homing pigeons and diurnally migrating songbirds. |
| Squirrels, snowshoe hares, grouse, corvids, woodpeckers, and other medium to large songbirds are all potential prey of the goshawk. |
