Scarecrow

Humanoid scarecrows are usually dressed in old clothes and placed in open fields to discourage birds from disturbing and feeding on recently cast seed and growing crops.

[1] Scarecrows are used around the world by farmers, and are a notable symbol of farms and the countryside in popular culture.

The common form of a scarecrow is a humanoid figure dressed in old clothes and placed in open fields to discourage birds such as crows or sparrows from disturbing and feeding on recently cast seed and growing crops.

[1] Machinery such as windmills have been employed as scarecrows, but the effectiveness lessens as animals become familiar with the structures.

On California farmland, highly-reflective aluminized PET film ribbons are tied to the plants to produce shimmers from the sun.