The objective of having a single blade in a different colour is to create a smear, which is expected to be more visible to birds. A lot is still …
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.
Read More at Source.