Bird's eye figure

However, no one has demonstrated a complete understanding of any combination of climate, soil, tree variety, insects, viruses, or genetic mutations that may produce the effect.

Trees that grow in the Great Lakes region of Canada and the United States yield the greatest supply, along with some varieties in the Rocky Mountains.

Depending on the frequency and radius[1] of the birdseye swirls, each 1⁄8 to 3⁄8 inch (0.32 to 0.95 cm) wide, the wood may be extremely valuable.

While woodworkers prize the timber primarily for its use in veneers, it also turns well on a lathe, allowing it to be shaped into decorative canes, chair legs, and handles.

[citation needed] When working with bird's eye wood, it is advisable to take care in what tools are used, so as to prevent grain tearout.