| Records |
| Author |
Cheney, D.L.; Seyfarth, R.M. |
| Title |
The recognition of social alliances among vervet monkeys |
Type |
Journal Article |
| Year |
1986 |
Publication |
Animal Behaviour. |
Abbreviated Journal |
Anim. Behav. |
| Volume |
34 |
Issue |
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Pages  |
1722-1731 |
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Approved |
no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
4864 |
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| Author |
Polley, L. |
| Title |
Strongylid parasites of horses: experimental ecology of the free-living stages on the Canadian prairie |
Type |
Journal Article |
| Year |
1986 |
Publication |
American Journal of Veterinary Research |
Abbreviated Journal |
Am J Vet Res |
| Volume |
47 |
Issue |
8 |
Pages |
1686-1693 |
| Keywords |
Animals; Canada; Ecology; Feces; Female; Horse Diseases/*epidemiology/parasitology; Horses; Larva; Ovum/cytology; Seasons; Strongyloides/isolation & purification; Strongyloidiasis/epidemiology/*veterinary |
| Abstract |
Each month for a 1-year period (October through September), equine fecal masses containing eggs of strongylid nematodes were placed outdoors on small grass plots in Saskatchewan, Canada. Thereafter, feces and grass from the plots were sampled after intervals of 1 week or longer, and the strongylid eggs and larvae recovered were counted. These observations were made over a 2-year period. Development of eggs to infective larvae occurred in all experiments, except those established in October, December, and January. Infective larvae from experiments set up in April through September survived that winter. During the summer, there was a gradual build up of infective larvae in the fecal masses, which reached a peak in August and September and then decreased into the winter. These results are discussed in the context of the control of strongylid parasites of horses on the Canadian prairie and in other areas of the world with a similar climate and similar horse management practices. |
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English |
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| ISSN |
0002-9645 |
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| Notes |
PMID:3752676 |
Approved |
no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
2682 |
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| Author |
Eccles, T.R.; Shackleton, D.M. |
| Title |
Correlates and consequences of social status in female bighorn sheep |
Type |
Journal Article |
| Year |
1986 |
Publication |
Animal Behaviour. |
Abbreviated Journal |
Anim. Behav. |
| Volume |
34 |
Issue |
5 |
Pages |
1392-1401 |
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| Abstract |
Dominance-subordinance relationships among a captive group of adule bighorn sheep (Ovis canadensis californiana) were studied from May 1977 to December 1978. Social interactions between females were brief in duration and infrequent. Although a dominance hierarchy was evident among the females, it was not linear. Horn length and body weight were not consistently correlated with social status. The highest ranking females were the most aggressive individuals, initiating more agonistic interactions than subordinates. Females with high social status did not have higher quality diets, lower activity costs, or higher productivity than low ranking females. |
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Approved |
no |
| Call Number |
refbase @ user @ |
Serial |
753 |
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| Author |
Cheney, D.; Seyfarth, R.; Smuts, B. |
| Title |
Social relationships and social cognition in nonhuman primates |
Type |
Journal Article |
| Year |
1986 |
Publication |
Science (New York, N.Y.) |
Abbreviated Journal |
Science |
| Volume |
234 |
Issue |
4782 |
Pages |
1361-1366 |
| Keywords |
Animals; *Cognition; Female; Male; Pair Bond; Primates/*physiology; *Social Behavior; Social Dominance; Social Perception |
| Abstract |
Complex social relationships among nonhuman primates appear to contribute to individual reproductive success. Experiments with and behavioral observations of natural populations suggest that sophisticated cognitive mechanisms may underlie primate social relationships. Similar capacities are usually less apparent in the nonsocial realm, supporting the view that at least some aspects of primate intelligence evolved to solve the challenges of interacting with conspecifics. |
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English |
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| ISSN |
0036-8075 |
ISBN |
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| Notes |
PMID:3538419 |
Approved |
no |
| Call Number |
refbase @ user @ |
Serial |
349 |
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| Author |
Thouless, C.R.; Guinness, F.E. |
| Title |
Conflict between red deer hinds: the winner always wins |
Type |
Journal Article |
| Year |
1986 |
Publication |
Animal Behaviour. |
Abbreviated Journal |
Anim. Behav. |
| Volume |
34 |
Issue |
4 |
Pages |
1166-1171 |
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| Abstract |
Dominance relations between free-living, female red deer (hinds) (Cervus elaphus L.) on the Isle of Rhum, Scotland, were investigated. Most interactions were won by the older hind of the pair and this was the case even when both individuals had reached full body size. The younger hind was more likely to be the winner if the conflict was escalated or if the two hinds were strangers, in which case escalation was more frequent than usual. When outside their normal home range, older hinds were much more likely to lose, and younger ones more likely to win, than usual. These results can be best explained by the hinds using previous experience as a cue for conventional resolution of conflict, with the result that dominance relationships established early in life are perpetuated. No such cue is available if the hinds have not previously met. |
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Approved |
no |
| Call Number |
refbase @ user @ |
Serial |
868 |
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| Author |
Craig, J.V. |
| Title |
Measuring social behavior: social dominance |
Type |
Journal Article |
| Year |
1986 |
Publication |
Journal of animal science |
Abbreviated Journal |
J. Anim Sci. |
| Volume |
62 |
Issue |
4 |
Pages |
1120-1129 |
| Keywords |
Aggression; Agonistic Behavior; Animals; *Behavior, Animal; Cattle; Chickens; Competitive Behavior; Female; Horses; Male; *Social Dominance; Swine |
| Abstract |
Social dominance develops more slowly when young animals are kept in intact peer groups where they need not compete for resources. Learned generalizations may cause smaller and weaker animals to accept subordinate status readily when confronted with strangers that would be formidable opponents. Sexual hormones and sensitivity to them can influence the onset of aggression and status attained. After dominance orders are established, they tend to be stable in female groups but are less so in male groups. Psychological influences can affect dominance relationships when strangers meet and social alliances within groups may affect relative status of individuals. Whether status associated with agonistic behavior is correlated with control of space and scarce resources needs to be determined for each species and each kind of resource. When such correlations exists, competitive tests and agonistic behavior associated with gaining access to scarce resources can be useful to the observer in learning about dominance relationships rapidly. Examples are given to illustrate how estimates of social dominance can be readily attained and some strengths and weaknesses of the various methods. |
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English |
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0021-8812 |
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| Notes |
PMID:3519554 |
Approved |
no |
| Call Number |
refbase @ user @ |
Serial |
676 |
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| Author |
Crowell-Davis, S.L. |
| Title |
Spatial relations between mares and foals of the Welsh pony (Equus caballus) |
Type |
Journal Article |
| Year |
1986 |
Publication |
Animal Behaviour |
Abbreviated Journal |
Anim Beh |
| Volume |
34 |
Issue |
4 |
Pages |
1007-1015 |
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| Abstract |
Welsh pony mares and foals (Equus caballus) were usually found to be within 1 or 5 m of each other during the first week of the foal's life and gradually spent more time at greater distances as the foals became older. There was an overall levelling of the trend during the 9th-15th weeks of life of the foal, followed by a second period of change during weeks 16-24. Through weeks 21-24, mares and foals spent at least half of their time within 5 m of each other. Proximity was primarily due to foal activity except during foal recumbency. During the first 8 weeks of the foal's life, a mare remained close by when it was recumbent, either by grazing in a circle around it or by standing upright beside it. Mares and foals were most likely to be close together when they were resting upright with the other ponies in the herd and most likely to be far apart when the foal was playing. Similarities in patterns of spatial relationship between the foals of a given mare were demonstrated. There was no difference between colts and filies in the development of independence. |
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Series Issue |
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Edition |
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| ISSN |
0003-3472 |
ISBN |
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Medium |
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Approved |
no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
6505 |
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| Author |
Giraldeau, L.-A.; Lefebvre, L. |
| Title |
Exchangeable producer and scrounger roles in a captive flock of feral pigeons: a case for the skill pool effect |
Type |
Journal Article |
| Year |
1986 |
Publication |
Animal Behaviour |
Abbreviated Journal |
Anim. Behav. |
| Volume |
34 |
Issue |
3 |
Pages |
797-803 |
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| Abstract |
We investigated the foraging producer-scrounger system of a captive flock of feral pigeons (Columba livia) by monitoring the number of food patches each individual produced. In one experiment, three different patch types were tested on the whole flock while, in a second, flock composition was varied for one patch type. In all cases we found non-uniform distributions of the number of patches produced per individual, which suggests the existence of producer and scrounger roles. This result could not be explained by either dominance or variability in individual learning ability. Individuals switched roles in response to changes both in food patch type and flock composition. These results are discussed in light of the skill pool hypothesis, which suggests that, in a group, different foraging specialists will profit by parasitizing each other's food discoveries. |
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| ISSN |
0003-3472 |
ISBN |
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Approved |
no |
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Equine Behaviour @ team @ |
Serial |
6012 |
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| Author |
Gittleman, J.L. |
| Title |
Carnivore Life History Patterns: Allometric, Phylogenetic, and Ecological Associations |
Type |
Journal Article |
| Year |
1986 |
Publication |
The American Naturalist |
Abbreviated Journal |
Am Nat |
| Volume |
127 |
Issue |
6 |
Pages |
744-771 |
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The University of Chicago Press for The American Society of Naturalists |
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Edition |
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| ISSN |
0003-0147 |
ISBN |
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Approved |
no |
| Call Number |
Equine Behaviour @ team @ |
Serial |
5453 |
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| Author |
Boyd, L. |
| Title |
Behavior problems of equids in zoos |
Type |
Journal Article |
| Year |
1986 |
Publication |
The Veterinary clinics of North America. Equine practice |
Abbreviated Journal |
Vet Clin North Am Equine Pract |
| Volume |
2 |
Issue |
3 |
Pages |
653-664 |
| Keywords |
Aerophagy/veterinary; Aggression/psychology; Animals; *Animals, Zoo; *Behavior, Animal; Coprophagia/psychology; Female; *Horses; Impotence/veterinary; Male; Mastication; Motor Activity; *Perissodactyla; Pregnancy; Sexual Behavior, Animal; Social Environment |
| Abstract |
Behavior problems in zoo equids commonly result from a failure to provide for needs basic to equine nature. Equids are gregarious, and failure to provide companions may result in pacing. Wild equids spend 60 to 70 per cent of their time grazing, and failure to provide ad libitum roughage contributes to the problems of pacing, cribbing, wood chewing, and coprophagia. Mimicking the normal processes of juvenile dispersal, bachelor-herd formation, and mate acquisition reduces the likelihood of agonistic and reproductive behavior problems. Infanticide can be avoided by introducing new stallions to herds containing only nonpregnant mares and older foals. |
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English |
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Edition |
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| ISSN |
0749-0739 |
ISBN |
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| Notes |
PMID:3492252 |
Approved |
no |
| Call Number |
refbase @ user @ |
Serial |
660 |
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