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1 to 1 1/2 inch wingspread. This soft-colored little skipper can be told from others by the dark veins and peculiar mark on the fore-wings and the bright yellow-orange of the under-sides of the hind wings. The females are much larger than the males and have more dark markings.
Continue reading “Delaware Skipper 特拉华州队长 / Atrytone Logan (Family Hesperidae, Skippers)”
Cluster Headaches: 丛集性头痛
Headaches that have a sudden onset, severe in pain. It can affect orbital, supraorbital, temporal, or any combination of sites, that is unilateral in location. Cluster headaches have a duration of 15 mins to 2 hours. Frequency can be from every other day to several times per day. Patients will often express a feeling of agitation during that time of an attack.
Incidence/ Prevalence: Only occurs in a small percentage of the population (0.05-1%). This occurs in males five times more than females between the ages of 20-40. May be inherited in up to 20% of cases.
Once people in America took many of these easily reared silk moths, in which the caterpillars spin beautiful silken cocoons, and tried to use them to raise silk for sale. It was possible to produce fine silk all right, but they found that the cost of American labor was so much higher than Oriental labor for producing this silk that it was impossible to compete. So the attempt was abandoned.
Continue reading “Promethia Moth / Callosamia Promethia 卡洛萨米氏(Family Saturnidae, Silk Moths)”
Wherever streams come down out of mountains, wherever the willows grow, but particularly in the western parts of North America, the Cerise Sphinx wings its way in the dusk of evening or early morning to the flowers of the evening primrose and other flowers with deep throats. It uncurls its long, long tongue, longer by far than that of a bee or wasp or even a butterfly, and finds precious nectar in the heart of the deepest flower. Sometimes it visits gardens in a city, and then you may see it shoot around the corner of the building, fast as a hummingbird, hover above a flower with buzzing wings and dip down with its tongue for the delightful sweets.
Continue reading “Cerese Moth / Sphinx Cerisyi (Sphingidae, Sphinx Moth Family)”
