From ErfWiki

Speculation

A Woodsy Owl is a unit. Its appearance and stats are not known yet.

A Woodsy Owl is likely to be one of the unit types used by Ad Council.

A Woodsy Owl probably has a sonic attack, in the form of a "Hoot". Perhaps it cleans the adversary by sonically causing their weapons to disappear.

A Woodsy Owl likely has the Fly special, is forest capable, or both.

Real World References

"Woodsy the Owl" is part of an anti-pollution campaign by the real World Ad Council, with the slogan "Give a Hoot, don't pollute".