Male pinecones grow in clusters and, when mature, release clouds of pollen to the wind. Scientists have discovered that female pinecones, in cooperation with the pine needles surrounding them, channel airflow in such a way that airborne pollen swirls and falls toward the reproductive surfaces of the cones.
पाईनच्या झाडाला पुं - शंकूंचे गुच्छ येतात आणि पक्व झाल्यावर असंख्य पराग वाऱ्‍याने पसरवले जातात.