<https://www.re-thinkingthefuture.com/designing-for-typologies/a7769-an-overview-of-bird-friendly-architecture/#webpage>
<http://schema.org/description>
"Bird-Friendly Architecture is a building design that is not harmful to birds. Realistically, we cannot certify a building to be bird-friendly unless...."
<http://www.juanortiz.org/index-292.html>