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Photography with cameras Nikon D3x, Nikon D300, Canon 50D Image editing with Photoshop |
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Keyword: Wind | Overview - a b c d e f g h i j k l m n o p q r s t u v w x y z | Seite 1 von 1 | | | |
| Pollen | | ...n. Each 4 pollen grains are formed simultaneously in pollen sacs of pollen mother cells. The pollen sacs are situated in the anthers of the stamens. The innermost layer of the exine antheres forms and nourishes the pollen grains. Pollen is spread by wind, water or living organisms. This also leads to pollination.
For many people, wind-transported pollen is problematic because it can cause allergic reactions. Symptoms include: redness of the eyes and watery eyes, sneezing and a runny nose (allergic rhinitis or hay fever). In the countryside, pollen concentration is at its highest ... | | |
| | Hoverflies | | ...of the Himalayan foothills - together with North Africa and the temperate part of the Arabian peninsula) and approximately 6,000 globally. The most striking characteristic of the hoverfly is its ability to remain in one place when flying, even in wind. | | |
| | | ... nectar, however some species do not eat at all. The females of the genus Sycorax sting frogs and suck their blood. The tropical Sand flies are known to tranmsit diseases. As moth flies are not good flyers , their move often is completed by the wind, but with very good control.
The females often lay their eggs (individually or as a clutch) close to water. The Psychoda phalaenoides prefer to lay their eggs near faeces or urine. The larvae are slender and have a body length of up to 4 mm. The... | | |
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