Elementary text-book of zoology, general Elementary text-book of zoology, general part and special part: protozoa to insecta elementarytextbo00clau Year: 1892 FUNCTIONS OF MALE AND FEMALE. 103 the passive agent in copulation, merely receiving the semen of the malsi the female possesses material from which the offspring Pig. 97 j.âMale of Aphis platanoides. »c, ocelli ; Jlr, honey tubas ; P, copulatory organ. develop, and accordingly takes care of the development of the fate of the offspring. Hence fertilised Qg§, and of the later the female usually possesses a less active body and numero
Elementary text-book of zoology, general Elementary text-book of zoology, general part and special part: protozoa to insecta elementarytextbo00clau Year: 1892 FUNCTIONS OF MALE AND FEMALE. 103 the passive agent in copulation, merely receiving the semen of the malsi the female possesses material from which the offspring Pig. 97 j.âMale of Aphis platanoides. »c, ocelli ; Jlr, honey tubas ; P, copulatory organ. develop, and accordingly takes care of the development of the fate of the offspring. Hence fertilised Qg§, and of the later the female usually possesses a less active body and numerous arrangements for the protection and nourishment of her offspring, which develop either from eggs laid by the mother and sometimes carried about with her, or in the maternal body and are born alive. â Jhe function of the male is to seek, to excite, and to hold the female during copulation ; hence, as a rule, he possesses greater vigour and power of movement, higher development of the senses, various means of exciting sexual feehng, such as brighter colour- ing, louder and richer voice, pre- hensile organs, and external organs for copulation (fig. 97, a, h). In exceptional cases, the functions relating to tlie maintenance of
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