| 单词 | ovipositor |
| 例句 | I know about ovipositors, for laying eggs, on leaves, on caterpillars, on the surface of the water; they’re right out on the page, clearly labeled, on the diagrams of insects my father corrects at home. Cat's Eye 1988-09-01T00:00:00Z Like the only other species of the genus, the fly is small with smoky grey wings and a pointed ovipositor. New to Nature No 88: Euryplatea nanaknihali 2012-10-13T23:05:52Z When a predator dares get too close to a female wasp, she can use her ovipositor — her egg-laying tube organ — to deliver a painful, venomous jab. For Wasps, Sexuality Equality Includes Genital Stingers 2022-12-19T05:00:00Z But near their rears, female flies have hardware that mimics a mouth: egg-laying organs called ovipositors with valves that open and shut like jaws. While Other Insects Played, This Species Evolved the Blade 2022-11-14T05:00:00Z When an adult wasp locates ash borer eggs or larvae, it uses a tubelike organ called an ovipositor to deposit its babies. Tiny wasps could help save trees under attack 2022-03-23T04:00:00Z Next, they align the female’s ovipositor with the male’s pouch opening so the female can deposit her eggs. Male seahorses grow placentas to incubate their young 2021-09-23T04:00:00Z Usually about an hour later, the female will search for a tender tree branch, slice into it with her swordlike ovipositor, and lay eggs in the space. What is Brood X? When do cicadas come out in 2021? Answering your buggiest questions. 2021-04-01T04:00:00Z Males lack a venomous ovipositor for stinging, so they’ve evolved to look and act as menacing as females in an attempt to fool predators to stay away. For Wasps, Sexuality Equality Includes Genital Stingers 2022-12-19T05:00:00Z Dr. Gloss and colleagues suspected that the evolution of these special, sharpened ovipositors helped some flies become herbivorous leaf-eaters. While Other Insects Played, This Species Evolved the Blade 2022-11-14T05:00:00Z To deposit its eggs, the parasitic oak gall wasp pierces a leaf or stem with its ovipositor, a long tubelike organ that would be a stinger if this wasp were the kind that stings. There Are Parasitic Wasps, and Then There’s the Crypt-Keeper 2019-09-27T04:00:00Z With needlelike ovipositors, parasitoid wasps lay their eggs into or on top of other insects. Before These Parasitic Wasps Finished Devouring Live Flies, They Became Fossils 2018-08-28T04:00:00Z The female uses her ovipositor to saw into living twigs and branches. What is Brood X? When do cicadas come out in 2021? Answering your buggiest questions. 2021-04-01T04:00:00Z I mean, he could have an ovipositor or something. The best – and very worst – sex scenes in video game history 2016-10-04T04:00:00Z To investigate this hypothesis, the researchers dug into how changes to the ovipositors corresponded to flies’ feeding strategies. While Other Insects Played, This Species Evolved the Blade 2022-11-14T05:00:00Z Stingers evolved from ovipositors, the tubes through which eggs are laid, which are, of course, found only in females. The Worst Places to be Stung? Ask This Guy The female fly uses something called an ovipositor, which is like a hypodermic needle, to inject her eggs into the abdomen of the honeybee. Tracking a Parasite That Turns Bees Into Zombies 2016-02-25T05:00:00Z While this is extremely unlikely, Cooley said, it could happen in one of two ways — with the beak or the ovipositor. What is Brood X? When do cicadas come out in 2021? Answering your buggiest questions. 2021-04-01T04:00:00Z Sting was rather appropriately inspired by the humble female wood wasp, which uses a bendable, needle-like ovipositor to bore into wood and then lay her eggs. Six ways nature has inspired technological innovation - BBC News 2015-11-30T05:00:00Z These multi-purpose ovipositors are “some of the most medically and economically important body parts on the planet,” said Catherine Linnen, an evolutionary biologist at the University of Kentucky, who was not involved with the study. While Other Insects Played, This Species Evolved the Blade 2022-11-14T05:00:00Z Stinger and ovipositors are now separate in all insects except parasitic wasps, which often inject their eggs into a host with just a splash of paralyzing venom. The Worst Places to be Stung? Ask This Guy The scientists recorded these signals as they exposed the wasps’ ovipositors to the larval blood. Egg-counting lets parasitic wasps know if a host is ‘taken’ 2015-10-15T04:00:00Z The female uses her ovipositor to saw into living twigs and branches. What is Brood X? When do cicadas come out in 2021? Answering your buggiest questions. 2021-04-01T04:00:00Z The typical insectan ovipositor with its three pairs of processes, one pair belonging to the eighth and two pairs to the ninth abdominal segment, can be distinguished in the female. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 3 "Helmont, Jean" to "Hernosand" 2012-04-14T02:00:23.707Z Further studies of the ovipositor could lead to a better understanding of herbivorous insects, which are roughly a quarter of all animals on Earth. While Other Insects Played, This Species Evolved the Blade 2022-11-14T05:00:00Z They have chiefly been studied in the female, and form the sting and ovipositor, organs peculiar to this sex. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z They may frequently be taken about tree trunks, or burrowing with their long gimlet-like ovipositors into the trunks of trees to oviposit. Directions for Collecting and Preserving Insects 2012-03-28T02:00:31.483Z The female uses her ovipositor to saw into living twigs and branches. What is Brood X? When do cicadas come out in 2021? Answering your buggiest questions. 2021-04-01T04:00:00Z Phytoptus, Aphides, etc.—but in others the stimulus to hypertrophy starts by the puncture of the embryonic tissue of a leaf, root, etc., by the ovipositor of the female insect, which then lays an egg—e.g. Disease in Plants 2012-03-01T03:00:22Z The wasp, as he would later figure out, was using its needle like ovipositor to inject its eggs inside the larvae of the fruit flies. Fruit Flies Use Alcohol to Self-Medicate, but Feel Bad about it Afterwards 2012-02-16T19:45:06.303Z Of special interest are cockroach-like forms, with two pairs of similar membranous wings and a long ovipositor, and gigantic insects allied to the Odonata, that measured 2 ft. across the outspread wings. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" 2012-04-04T02:00:56.447Z It consists simply in “gently pressing the abdomen of a female which has died without laying eggs, until one and sometimes two perfect eggs are passed from the ovipositor.” Directions for Collecting and Preserving Insects 2012-03-28T02:00:31.483Z They are small insects, having straight antennae, and a compressed, usually very short abdomen with the second or second and third segments greatly developed, and the rest imbricated, and concealing the partially coiled ovipositor. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z The actual wound made by the ovipositor heals up at once. Disease in Plants 2012-03-01T03:00:22Z The parasite fly finds this egg soon after it is laid, and pierces the shell with her tiny, sharply pointed ovipositor and deposits inside of the shell her own microscopic egg. Butterflies Worth Knowing 2011-08-10T02:00:15.887Z It has a long and peculiar ovipositor with which it drills a hole into the tree and deposits the egg in a burrow of the Pigeon Horntail, a wood wasp that burrows into deciduous trees. Wood and Forest 2011-03-01T03:00:42.647Z Are they large or small as compared with the size of the body?Are the ovipositors long or short? A Guide for the Study of Animals 2011-01-18T03:00:14.913Z Female bees have a special apparatus for collecting and carrying pollen, and their ovipositor is modified into a sting for the defence of their larvæ and the community. The Descent of Man and Selection in Relation to Sex, Vol. I 2011-01-17T03:00:49.523Z Galls and similar excrescences result from the hypertrophy of young living tissues pierced by the ovipositors of various insects, and irritated by the injected fluid and the presence of the eggs and larvae left behind. Disease in Plants 2012-03-01T03:00:22Z In about a minute the fly withdrew its ovipositor and after running around for a few seconds again settled upon another egg and repeated the operation. Butterflies Worth Knowing 2011-08-10T02:00:15.887Z These flies either deposit their eggs on the skins of caterpillars, or thrust their sharp ovipositors into the creature's flesh and lay their eggs beneath the skin. Butterflies and Moths (British) Many of these have the ovipositor greatly lengthened, and projecting like a very slender needle from the extremity of the abdomen. The Romance of Natural History, Second Series In the females of many insects the ovipositor is modified in the most complex manner for the safe placing of the eggs. The Descent of Man and Selection in Relation to Sex, Vol. I 2011-01-17T03:00:49.523Z The abdomen of the female ends in a long slender ovipositor, which, however, is not exserted in the mole cricket. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6 "Coucy-le-Château" to "Crocodile" Then it would insert its tiny ovipositor through the egg shell and proceed to deposit an egg of its own inside of the larger egg of the butterfly. Butterflies Worth Knowing 2011-08-10T02:00:15.887Z The members of this family have longer antenn� than the Hepialid�, and the females are provided with extended ovipositors which enable them to place their eggs in the deep crevices of the bark of trees. Butterflies and Moths (British) By means of a saw-like ovipositor the female lays her eggs in the branches of trees. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" The sting of a Bee or Wasp, though somewhat similar in its effect, is a totally different organ, being a modified ovipositor. The Beauties of Nature and the Wonders of the World We Live In Early in the season they are not able, apparently, to penetrate the husk with the ovipositor, and that, of course, varies not only with hardness but with varieties. Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 They have strong ovipositors with which they puncture the surface of nuts and insert into the openings masses of white eggs from which the maggots hatch. Northern Nut Growers Association Report of the Proceedings at the Fifteenth Annual Meeting New York City, September 3, 4 and 5, 1924 When the puncture into the nut is completed one or more eggs are inserted by means of an extensile, thread-like tube, or ovipositor, of the same length as the snout. Northern Nut Growers Association Report of the Proceedings at the Eleventh Annual Meeting Washington, D. C. October 7 and 8, 1920 The abdomen contains the ovipositor; sometimes, as in the bees and wasps, forming a sting. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses They appear to = the rhabdites composing the ovipositor of other insects. Explanation of Terms Used in Entomology When she finds it, she inserts her ovipositor into its body and lays her egg. The Dawn of Reason or, Mental Traits in the Lower Animals Some insects occasionally use the ovipositor merely for defense. Agriculture for Beginners Revised Edition Abdomen: the segments with slightly impressed oblique depressions, the ovipositor shorter than the abdomen, and black. Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology Another organ, and one which, so far as I am aware, has been overlooked by previous observers, I am disposed to consider as possibly an ovipositor. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses Serriferous: possessing a saw-like ovipositor in the female; the saw- flies. Explanation of Terms Used in Entomology Finally, standing erect and incurvating her abdomen between her legs, she cleans it and her ovipositor with her jaws and tongue. The Dawn of Reason or, Mental Traits in the Lower Animals With this long, sharp ovipositor the grasshopper can roughen the bark of twigs or make holes in the stems of plants or in the earth. The Insect Folk Abdomen reddish-yellow, with the apical margins of the segments yellow; the ovipositor black, and shorter than the abdomen. Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology In other characters, such as the want of compound eyes, the absence of wings, the absence of a complete ovipositor, and the occasional want of tracheæ, they stand at the base of the insect series. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses Uropygium: the ovipositor when it is a mere extension of the abdominal segments. Explanation of Terms Used in Entomology The openings in the rind of the twig are practically equidistant, since each time the Cigale moves upward it is by a given length, namely, that of the ovipositor. Social Life in the Insect World Then the eggs are guided down through the long ovipositor to the place prepared for them, and fastened there by a gummy substance. The Insect Folk Abdomen: all the segments with yellowish-white fasciæ on their apical margins, the fasciæ continued beneath; the ovipositor about the length of the abdomen, the valves broadest at their apex. Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology These are all formed on the same plan, arising early in the larval stage as three pairs of little tubercles, which ultimately form long blades, the innermost constituting the true ovipositor. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses Tergo-rhabdites: the lower pair of corneous appendages forming the ovipositor in grasshoppers: plates on the inner dorsal surface of the abdominal wall. Explanation of Terms Used in Entomology The ovipositor, which is about four-tenths of an inch in length, is plunged obliquely and up to the hilt into the twig. Social Life in the Insect World Only the female grasshoppers have the long, sword-shaped ovipositor. The Insect Folk Abdomen: the petiole as long as the thorax, narrowest at the base of the abdomen; it is rugose at the base; the ovipositor pale testaceous. Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology Thus the ovipositor of the bee has a history, and is not apparently a special creation, but a structure gradually developed to subserve the use of a defensive organ. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses Tubulifera: Hymenoptera, in which the terminal segments of abdomen are retracted, but may be extended, tube-like: Thysanoptera in which there is no ovipositor and the terminal segments of abdomen are tubular. Explanation of Terms Used in Entomology The insect is motionless, and hardly ten minutes elapse between the first cut of the ovipositor and the filling of the egg-chamber with eggs. Social Life in the Insect World Each of these widely different forms is evoked from the oak leaf by the magic of an insect's ovipositor. The Breath of Life Abdomen petiolated, the petiole as long as the abdomen; the ovipositor as long as the petiole and abdomen united. Journal of the Proceedings of the Linnean Society - Vol. 3 Zoology In all these insects the rudiments of the wings, legs, and even of the ovipositor of the adult exist in the young larva. Our Common Insects A Popular Account of the Insects of Our Fields, Forests, Gardens and Houses Tubulus: the slender, flexible abdominal segments forming the ovipositor in Diptera. Explanation of Terms Used in Entomology But they still retain the ovipositor, which is converted into a sting, and supplied with a poisonous liquid to eject afterwards into the wound. Falling in Love With Other Essays on More Exact Branches of Science The female imago among these insects is furnished with an elaborate and beautifully formed ovipositor, and the act of egg-laying is usually in itself a provision for the offspring. The Life-Story of Insects The ovipositor of female has the edges quite smooth beneath. Journals of Two Expeditions of Discovery in North-West and Western Australia, Volume 2 In 1909, on Colonel Rondon's hardest trip, every man of the party had from one to five grubs deposited in him, the fly acting with great speed, and driving its ovipositor through clothing. Through the Brazilian Wilderness Anal scale: one of the lateral processes of the ovipositor in Cynipidae, lying outside and below the lateral scale. Explanation of Terms Used in Entomology The female lays her eggs in holes which she bores in the trunks of trees with her large and long ovipositor, and the larva bores in the wood. The Gutenberg Webster's Unabridged Dictionary Section T, U, V, and W Wasps, bees and ants, have the ovipositor of the female modified into a sting, which is often used for the purpose of providing food for the helpless grubs. The Life-Story of Insects The sting of a bee or wasp is a modified ovipositor. The Gutenberg Webster's Unabridged Dictionary Section S The ovipositor swings slowly first in this direction, then in that, by turns; and a new egg is lodged in each space between two adjoining eggs in the previous row. The Wonders of Instinct Chapters in the Psychology of Insects Aculeate: prickly; armed with short, sharp spines; specifically, in Hymenoptera furnished with a sting which is a modified ovipositor and connected with a poison sac. Explanation of Terms Used in Entomology From time to time, I see the Anthrax quickly approach the wall and lower her abdomen as though to touch the earth with the end of her ovipositor. The Life of the fly; with which are interspersed some chapters of autobiography On the day after that, the legs do not move, but the antennae, the palpi and the ovipositor continue to flutter actively. Bramble-Bees and Others The female usually has an ovipositor containing a pair of sawlike organs with which she makes incisions in the leaves or stems of plants in which to lay the eggs. The Gutenberg Webster's Unabridged Dictionary Section S Presently, a nest being filled, the mother emits a substantial froth at the end of her ovipositor, and proceeds to construct the cottony, corrugated dome over her nursery which first attracted our attention. Wild Flowers An Aid to Knowledge of Our Wild Flowers and Their Insect Visitors Episternites: the upper pair of corneous appendages forming the ovipositor in grasshoppers. Explanation of Terms Used in Entomology Their ovipositor extended telescope fashion, they heap egg upon egg. The Life of the fly; with which are interspersed some chapters of autobiography For two or three seconds the insect writhes in convulsions and then falls on its side, motionless throughout, save in the ovipositor and the antennae. Bramble-Bees and Others We will now remove this lid with the scissors, so as to have the whole apparatus before our eyes, and then raise the ovipositor with the point of a needle. The Mason-Bees The Sphex had not intelligence enough to seize one of the six legs or the ovipositor of the grasshopper, which, as M. Fabre remarks, would have served equally well. The formation of vegetable mould through the action of worms, with observations on their habits Lateral scale: one of the lateral processes of the ovipositor in Cynipidae, lying within and below the anal scale. Explanation of Terms Used in Entomology I see some who, greatly daring, effect their theft under the ovipositor itself. The Life of the fly; with which are interspersed some chapters of autobiography On the fifth day, the creeping paralysis leaves nothing free but the antennae waving to and fro and the abdomen throbbing and lifting up the ovipositor. Bramble-Bees and Others A wide gap or hiatus appears between the first and second rings; and, under a thin membrane, the base of the ovipositor bulges out, bent back into a stout hook. The Mason-Bees The females of most bees are provided with a special apparatus for collecting and carrying pollen, and their ovipositor is modified into a sting for the defence of the larvae and the community. The Descent of Man Vestibule: the space around the ovipositor formed by the projecting margins of the surrounding segments: the space between the occluding structure of the spiracle and the valve opening into the trachea itself. Explanation of Terms Used in Entomology To sum up, the ovipositor when at rest goes round the abdomen. The Mason-Bees What about a dissolving fluid which would soften the mortar under the point of the ovipositor? The Mason-Bees No doubt some imperceptible cranny, some defect in the cement, allows her to insert her ovipositor, which shoots out like a probe. The Mason-Bees Under each spot marked in black, under each spot whence I saw the ovipositor withdrawn, I always find a cell, with not a single exception. The Mason-Bees Saws: the ovipositors of the saw flies or Tenthredinidae. Explanation of Terms Used in Entomology |
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