...In thebitch a desire for copulation, with a disinclination to accept the dog,is to be regarded with suspicion; as is also a display of peevishness anda wish to be undisturbed in full-grown animals... 
Dinks, Mayhew, and Hutchinson 「The Dog」
...Reiterated copulation does not appear to produce abortion inthe sow; at least to the extent it does in other animals...
Robert Jennings 「Sheep, Swine, and Poultry」
...Fertilization: takes place when a spermatozoönenters through the micropyle of an ovum and unites with the cellnucleus: loosely applied like copulation or to itscompletion...
John. B. Smith 「Explanation of Terms Used in Entomology」
...Inferior appendage -es: in male Odonata the lower oneor two of the terminal abdominal parts used to clasp the femalein copulation...
John. B. Smith 「Explanation of Terms Used in Entomology」
...He thought that the queen'sfecundation followed actual copulation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...But why has nature prohibited copulation within the hives? This is asecret still unknown to us...
Francis Huber Anonymous 「New observations on the natural history of bees」
...The queen bee is not impregnated ofherself, but is fecundated by copulation with the male...
Francis Huber Anonymous 「New observations on the natural history of bees」
...I was excessively impatient to learn whether, on thereturn of spring, she would prove fertile, without a new copulation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...Lastly, it follows, that althoughcold will retard the laying of a queen impregnated in autumn, she willbegin to lay in spring without requiring new copulation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...A single copulation issufficient to impregnate all the eggs she will lay for at least twoyears...
Francis Huber Anonymous 「New observations on the natural history of bees」
...This canaltherefore can extend during copulation, and allow the lenticularsubstance to protrude out of the body of the males...
Francis Huber Anonymous 「New observations on the natural history of bees」
...close to the lentil,and at the same place where it breaks in copulation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...However, it is very rare that the first copulation isinefficient; we have only seen two that required it twice; all the restwere impregnated by the first...
Francis Huber Anonymous 「New observations on the natural history of bees」
...Her second absence wastwenty-eight minutes, and she returned with the proofs of copulation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...We readily conceivehow they appear when left in the female by copulation...
Francis Huber Anonymous 「New observations on the natural history of bees」
...luteola copulating on 12 August; copulation lasted two hours...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...carolinato be noticeably weakened after copulation, causing the malesto remain inactive for several hours...
John M. Legler 「Natural History of the Ornate Box Turtle, Terrapene ornata ornata Agassiz」
...The copulation of two coalescing cells, which in these casesoften precedes the reproduction, cannot be regarded as a sexual act unless thetwo copulating plastids differ in size or structure...
Ernst Haeckel 「The Evolution of Man」
ランダム例文：
cryptic contemplative Mellen
便利！手書き漢字入力検索