The Social and Reproductive Behavior of Tupaia montana in Captivity

1968 ◽  
Vol 49 (3) ◽  
pp. 502 ◽  
Author(s):  
M. W. Sorenson ◽  
C. H. Conaway
2000 ◽  
Vol 78 (4) ◽  
pp. 570-577 ◽  
Author(s):  
Irit Gazit ◽  
Joseph Terkel

The blind mole-rat (Spalax ehrenbergi) is a fossorial mammal that is solitary and highly aggressive in nature. The consequent difficulties of maintaining this species in captivity have hindered attempts to gain insight into its behavior and reproductive biology. This article describes an innovative artificial tunnel system and management protocol that facilitated our study of the reproductive behavior of the blind mole-rat in captivity. The study employed a naturalistic approach that allowed the animals to establish separate territories in a seminatural tunnel system and to become familiar with each other over a period of months. This approach contrasts with previous unsuccessful attempts in which mole-rats were introduced without a period of acclimation to each other or to the experimental set-up. The results reveal that both the length of acquaintance between a pair of mole-rats and their own control of the timing of encounters are the most significant factors in reducing aggression and stress. Courtship in blind mole-rats is a lengthy process during which the animals gradually become accustomed to one another, which leads to a reduction of aggression and the initiation of positive "contact movements," eventually enabling copulation to occur. Minimal disturbance by the researcher and initiation of encounters by the mole-rats themselves appear to be the factors that led to a successful mating, pregnancy, and, 34 days later, to the female giving birth and rearing the pups in captivity.


Author(s):  
N. S. Klimenko ◽  

Transformation of society inevitably leads to transformation of culture. The relevance of studying the reproductive cultural transformations of modern Russian society is increasing due to the obvious presence of gender crisis at the macrosocial and microsocial levels. Gender stereotyping in procreation is increasingly in confl ict with the variety of masculine and feminine reproductive scenarios, the demarcation of norms and pathologies of reproductive behavior. The gender approach in studying of reproductive behavior in modern Russian men and women in this article is aimed to typologize and analyze masculine and feminine reproductive scenarios – from the most conformal (pronatalistic) to oppositional (antinatalistic). The rejection of the totally naturalistic approach to the interpretation of motherhood and fatherhood in favor of analyzing the sociocultural components of the currently relevant feminine and masculine reproductive strategies is much more responsive to the social needs and the demands of modern humanitarian science.


2016 ◽  
Vol 46 (4) ◽  
pp. 433-438 ◽  
Author(s):  
Douglas da Cruz MATTOS ◽  
Rafaela SCRENCI-RIBEIRO ◽  
Leonardo Demier CARDOSO ◽  
Manuel Vazquez Vidal JUNIOR

ABSTRACT The blue discus (Symphysodon aequifasciatus) is often sold for ornamental purposes. It is a neotropical cichlid from South America, which is native to the rivers of the Amazon basin of Brazil, Peru and Colombia. The purpose of this study was to characterize the reproductive behavior of S. aequifasciatus and identify features that can later be used by breeders to facilitate the handling and reproduction of this species in captivity. The experiment was divided into two stages: the first dealt with partner selection and couple formation to observe the behaviors of territoriality, pursuing, fleeing, biting, stay, protecting and cleaning of the substrate. The second stage documented mating behavior, nesting and parental care, to observe vibration, spawning, permanence with the offspring, aeration of eggs, cleaning of spawning, color change and shift-taking in parental care. The results of the study allowed identifying disputes for and establishment of territory, as well as the selection and cleaning of the substrate for spawning performed by both sexes. The parental care was observed from spawning in the substrate until the care for the larvae. It was found that the reproductive success of this species is closely linked to biparental care observed during the entire reproductive process and early stages of the hatchings.


1996 ◽  
Vol 62 (2) ◽  
pp. 222-228 ◽  
Author(s):  
Yasunori Sakurai ◽  
Tsutomu Hattori

1983 ◽  
Vol 10 (1) ◽  
pp. 77 ◽  
Author(s):  
CN Johnson ◽  
KA Johnson

The behaviour was observed, in captivity, of the bilby Macrotis lagotis, a fossorial bandicoot of central Australia. Most of the observations were made at night, but some were of below-ground behaviour during the daylight hours. Bilbies proved to be relatively passive in comparison with other bandicoots, and a rigid dominance hierarchy amongst males was maintained without destructive fighting. Dominant males chased subordinate males out of and away from burrows and the alpha male maintained priority of access to all the well used burrows in the enclosure. Males scent-marked around burrows; the dominant male usually marked over scents left by other bilbies. Males shared burrows freely with females, and copulation appears to take place down burrows. Information is also given on female-female and mother-young behaviour, and some suggestions are made concerning the social structure of wild bilbies. Activity cycles, feeding behaviour, etc. are described.


2005 ◽  
Vol 9 (4) ◽  
pp. 360-375 ◽  
Author(s):  
Lesley Newson ◽  
Tom Postmes ◽  
S. E. G Lea ◽  
Paul Webley

As societies modernize, they go through what has become known as “the demographic transition;” couples begin to limit the size of their families. Models to explain this change assume that reproductive behavior is either under individual control or under social control. The evidence that social influence plays a role in the control of reproduction is strong, but the models cannot adequately explain why the development of small family norms always accompanies modernization. We suggest that the widening of social networks, which has been found to occur with modernization, is sufficient to explain the change in reproductive norms if it is assumed that (a) advice and comment on reproduction that passes among kin is more likely to encourage the creation of families than that which passes among nonkin and (b) this advice and comment influence the social norms induced from the communications. This would, through a process of cultural evolution, lead to the development of norms that make it increasingly difficult to have large families.


1961 ◽  
Vol 93 (2) ◽  
pp. 149-156 ◽  
Author(s):  
J. Weintraub

Certain investigations of the cattle grubs Hypoderma bovis (L.) and H. lineatum (De Vill.) have been hampered by difficulties in inducing the flies to mate and oviposit in captivity. For example, Parish (1955, 1957) suggested that infesting cattle with standard numbers of grubs would facilitate properly controlled experiments with therapeutic agents, and hc attempted artificial insemination of the female flies toward this objective. In addition, procedures that would induce mating and oviposition in thc laboratory could be used to analyse the reproductive behavior of the flies and the characteiistics of the resulting cattle grub populations.


Author(s):  
CHRYSA K. DOXA ◽  
ASPASIA STERIOTI ◽  
PASCAL DIVANACH ◽  
MAROUDIO KENTOURI

The reproductive behavior of the gastropod Charonia seguenzae (Aradas & Benoit, 1870) was studied through the description of 19 copulation and 21 egg laying events of 134 wild individuals. Findings in the present study regarding a part of the reproduction temperature range (20 to 23oC) and the demonstration of maternal care provided important information on their biology, behavior and ecology. Furthermore, observed polyandry by the females and collaborative care of embryonic sacks, were two aspects of the species reproductive biology that pose new questions both at ecological and evolutionary level.


2019 ◽  
Vol 6 (14) ◽  
pp. 497-504
Author(s):  
Ivone Ketura Silva Cabral ◽  
Wilsandrei Cella ◽  
Silvia Regina Sampaio Freitas

The objective of this descriptive and retrospective study was to delineate the reproductive profile of women living in a rural community of Tefé Municipality, Amazonas State, Brazil. The target audience included women (n = 10), aged 18 years and older, living in the Agrovila community, rural area, distant 13.2 km from the center of Tefé. All participants were interviewed, individually, based on a questionnaire designed exclusively for the present study. The results of the descriptive analyzes indicated that the interviewees reached the menarche between 13 and 17 years old, and the first pregnancy occurred during adolescence, between 14 and 16 years old. Half of the women interviewed reported regular use of contraceptive methods regularly. However, the average number of children per woman was 4.6 children. All women reported prenatal care in all pregnancies. However, 50% reported complications during pregnancy; while 20% had one or two miscarriages due to eclampsia. These data point to the need to improve prenatal consultations, raise awareness about the risks of eclampsia for maternal health, as well as the creation of reproductive health programs that recognize the social and cultural conditions of isolated Amazonian communities.


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