单词	spermatophore
释义	spermatophore noun sper·​mato·​phore (ˌ)spər-ˈma-tə-ˌfȯr  : a capsule, packet, or mass enclosing spermatozoa that is extruded by the male of various lower animals (such as insects) and is transferred to the reproductive tract of the female Example Sentences Recent Examples on the Web Eventually, the male deposits a spermatophore on the ground and, using his tail as an anchor, abruptly shoves the female forward over the packet of sperm, which latches onto her genital opening. Bradley Allf, Smithsonian Magazine, 1 Mar. 2021 Fertilization is internal, with the male inserting a spermatophore, or sperm packet, into the female as their abdomens press together. National Geographic, 16 Sep. 2020 Typically, octopuses mate when the male shoots a package of sperm called a spermatophore at the female through the water. Annalee Newitz, Ars Technica, 27 Sep. 2017 Male katydids, for example, produce a spermatophore during mating that can be up to 30 percent of their body mass, which contains both ejaculate and a mass of edible jelly. Joshua Rapp Learn, Smithsonian, 20 July 2017 Male katydids, for example, produce a spermatophore during mating that can be up to 30 percent of their body mass, which contains both ejaculate and a mass of edible jelly. Joshua Rapp Learn, Smithsonian, 21 July 2017 The ejaculate of a male cabbage white butterfly—a packet of nutrients and sperm called a spermatophore—makes up ____________ percent of his body weight. Rosa Inocencio Smith, The Atlantic, 20 June 2017 The bursa copulatrix digests nutrients in the spermatophore, a packet of sperm given by the male during mating. National Geographic, 14 Jan. 2017 See More Word History Etymology International Scientific Vocabulary First Known Use circa 1849, in the meaning defined above
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