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Author Purvis, A.
Title The h index: playing the numbers game Type Journal Article
Year 2006 Publication Trends in Ecology & Evolution Abbreviated Journal Trends. Ecol. Evol
Volume 21 Issue 8 Pages (down) 422-422
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References

The ‘h index’ was developed recently as a measure of research performance [1]: a researcher's h is the number of his or her papers that have been cited at least h times. In their thoughtful critique of the index, Kelly and Jennions [2] point out many ways in which h is no better than ‘traditional’ bibliometrics, such as total citation counts. However, there is one way in which, for researchers, it could be very much better, especially if (as Hirsch suggests [1]) it is to inform hiring and promotion decisions. The skewed nature of the distribution of citations among publications means that most researchers have several papers that nearly but not quite count. Consequently, h can be distorted much more easily than can total citation count just by finding a subtle way to cite one's own papers that are ‘bubbling under’. Incidentally, bats show broadly the same life-history allometries as other mammalian clades [3].
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ISSN 0169-5347 ISBN Medium
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Notes Approved no
Call Number Equine Behaviour @ team @ Serial 5046
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Author McGregor, P.K.; Dabelsteen, T.
Title Communication Networks Type Book Chapter
Year 1976 Publication Ecology and evolution of acoustic communication in birds Abbreviated Journal
Volume Issue Pages (down) 409-425
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Publisher Cornell University Press Place of Publication Ithaca Editor Kroodsma, D. E.; Miller, E. H.
Language Englisch Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
Series Volume Series Issue Edition
ISSN ISBN 978-0801482212 Medium
Area Expedition Conference
Notes Approved no
Call Number Equine Behaviour @ team @ Serial 2167
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Author Andrew, R.J.
Title Changes in visual responsiveness following intercollicular lesions and their effects on avoidance and attack Type Journal Article
Year 1974 Publication Brain, Behavior and Evolution Abbreviated Journal Brain Behav Evol
Volume 10 Issue 4-5 Pages (down) 400-424
Keywords Animals; Chickens; Humans; Male; Mutism; Superior Colliculi/*physiology; Tectum Mesencephali; Testosterone; Visual Fields; Vocalization, Animal
Abstract In the normal chick, conspicuous visual stimuli induce targetting and pecking together, with vocalization. All three are abolished by lesion of the intercollicular area (ICo) or of connections passing through its medial margin. After such lesions, chicks also cease to treat significant visual stimuli as if they were startling and exciting, and may delay response as a result. However, they are still able to recognise, orient accurately to, and respond appropriately to, a variety of complex visual stimuli (e.g. food grains, copulation object). In addition, they are little affected by strange surroundings. Lesion evidence suggests the mammalian subcollicular area to have similar functions to the ICo and to be homologous with it. A route (present in bird), which is well-known in mammals for its association with threat, defense and escape evoked by strange and frightening objects (amygdala-diencephalic periventricular system-central mesencephalic grey, A-DPS-CMG) is stimuli via the 2 ICo (subcollicular area). Two different mechanisms may be involved caudal to the ICo. One consists of tectal afferents which might modulate the evocation of targetting, pecking and other responses via the tectum. The other is the predorsal system of tectal efferents which may mediate such responses. Classical syndromes of tameness and unresponsiveness produced by various interruptions of the A-DPS-CMG route may depend on interruption of connections to these midbrain mechanisms. Attack is depressed by ICo lesions as one aspect of reduced responsiveness to conspicuous and startling visual stimuli. Avoidance, which is apparently mediated by a separate system, much as in Anura, is facilitated.
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Publisher Place of Publication Editor
Language English Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
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ISSN 0006-8977 ISBN Medium
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Notes PMID:1169102 Approved no
Call Number Equine Behaviour @ team @ Serial 4626
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Author Chance, M.R.A.; Mead, A.P
Title Social behaviour and primate evolution. Symposia of the Society for Experimental Biology, Type Journal Article
Year 1953 Publication Evolution Abbreviated Journal Evolution
Volume 7 Issue Pages (down) 395-439
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Call Number Equine Behaviour @ team @ Serial 4786
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Author Meriggi, A.; Dagradi, V.; Dondina, O.; Perversi, M.; Milanesi, P.; Lombardini, M.; Raviglione, S.; Repossi, A.
Title Short-term responses of wolf feeding habits to changes of wild and domestic ungulate abundance in Northern Italy Type Journal Article
Year 2014 Publication Ethology Ecology & Evolution Abbreviated Journal Ethology Ecology & Evolution
Volume 27 Issue 4 Pages (down) 389-411
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Publisher Taylor & Francis Place of Publication Editor
Language Summary Language Original Title
Series Editor Series Title Abbreviated Series Title
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ISSN 0394-9370 ISBN Medium
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Notes doi: 10.1080/03949370.2014.986768 Approved no
Call Number Equine Behaviour @ team @ Serial 6688
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Author Sih, A.; Bell, A.; Johnson, J.C.
Title Behavioral syndromes: an ecological and evolutionary overview Type Journal Article
Year 2004 Publication Trends in Ecology & Evolution Abbreviated Journal Trends. Ecol. Evol
Volume 19 Issue 7 Pages (down) 372-378
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Abstract Recent studies suggest that populations and species often exhibit behavioral syndromes; that is, suites of correlated behaviors across situations. An example is an aggression syndrome where some individuals are more aggressive, whereas others are less aggressive across a range of situations and contexts. The existence of behavioral syndromes focuses the attention of behavioral ecologists on limited (less than optimal) behavioral plasticity and behavioral carryovers across situations, rather than on optimal plasticity in each isolated situation. Behavioral syndromes can explain behaviors that appear strikingly non-adaptive in an isolated context (e.g. inappropriately high activity when predators are present, or excessive sexual cannibalism). Behavioral syndromes can also help to explain the maintenance of individual variation in behavioral types, a phenomenon that is ubiquitous, but often ignored. Recent studies suggest that the behavioral type of an individual, population or species can have important ecological and evolutionary implications, including major effects on species distributions, on the relative tendencies of species to be invasive or to respond well to environmental change, and on speciation rates. Although most studies of behavioral syndromes to date have focused on a few organisms, mainly in the laboratory, further work on other species, particularly in the field, should yield numerous new insights.
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Call Number Equine Behaviour @ team @ Serial 2185
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Author Lusseau, D.
Title Evidence for social role in a dolphin social network Type Journal Article
Year 2007 Publication Evolutionary Ecology Abbreviated Journal Evol. Ecol.
Volume 21 Issue 3 Pages (down) 357-366
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Abstract Abstract  Social animals have to take into consideration the behaviour of conspecifics when making decisions to go by their daily lives. These decisions affect their fitness and there is therefore an evolutionary pressure to try making the right choices. In many instances individuals will make their own choices and the behaviour of the group will be a democratic integration of everyone’s decision. However, in some instances it can be advantageous to follow the choice of a few individuals in the group if they have more information regarding the situation that has arisen. Here I provide early evidence that decisions about shifts in activity states in a population of bottlenose dolphin follow such a decision-making process. This unshared consensus is mediated by a non-vocal signal, which can be communicated globally within the dolphin school. These signals are emitted by individuals that tend to have more information about the behaviour of potential competitors because of their position in the social network. I hypothesise that this decision-making process emerged from the social structure of the population and the need to maintain mixed-sex schools.
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Call Number Equine Behaviour @ team @ Serial 5154
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Author Dukas, R.
Title Evolutionary Biology Of Animal Cognition Type Journal Article
Year 2004 Publication Annual Review of Ecology, Evolution, and Systematics Abbreviated Journal
Volume 35 Issue 1 Pages (down) 347-374
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Abstract This review focuses on five key evolutionary issues pertaining to animal cognition, defined as the neuronal processes concerned with the acquisition, retention, and use of information. Whereas the use of information, or decision making, has been relatively well examined by students of behavior, evolutionary aspects of other cognitive traits that affect behavior, including perception, learning, memory, and attention, are less well understood. First, there is ample evidence for genetically based individual variation in cognitive traits, although much of the information for some traits comes from humans. Second, several studies documented positive association between cognitive abilities and performance measures linked to fitness. Third, information on the evolution of cognitive traits is available primarily for color vision and decision making. Fourth, much of the data on plasticity of cognitive traits appears to reflect nonadaptive phenotypic plasticity, perhaps because few evolutionary analyses of cognitive plasticity have been carried out. Nonetheless, several studies suggest that cognitive traits show adaptive plasticity, and at least one study documented genetically based individual variation in plasticity. Fifth, whereas assertions that cognition has played a central role in animal evolution are not supported by currently available data, theoretical considerations indicate that cognition may either increase or decrease the rate of evolutionary change.
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Call Number Equine Behaviour @ team @ Serial 2970
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Author Noë, R.; Hammerstein, P.
Title Biological markets Type Journal Article
Year 1995 Publication Trends in Ecology & Evolution Abbreviated Journal Trends. Ecol. Evol
Volume 10 Issue 8 Pages (down) 336-339
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Abstract In biological markets, two classes of traders exchange commodities to their mutual benefit. Characteristics of markets are: competition within trader classes by contest or outbidding; preference for partners offering the highest value; and conflicts over the exchange value of commodities. Biological markets are currently studied under at least three different headings: sexual selection, intraspecific cooperation and interspecific mutualism. The time is ripe for the development of game theoretic models that describe the common core of biological markets and integrate existing knowledge from the separate fields.
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ISSN 0169-5347 ISBN Medium
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Notes Approved no
Call Number Equine Behaviour @ team @ Serial 4993
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Author Taberlet, P.; Waits, L.P.; Luikart, G.
Title Noninvasive genetic sampling: look before you leap Type Journal Article
Year 1999 Publication Trends in Ecology & Evolution Abbreviated Journal Trends Ecol. Evol
Volume 14 Issue 8 Pages (down) 323-327
Keywords Hairs; Feces; Feathers; Allelic dropout; Individual identification; Conservation genetics; Behavioural ecology; Pilot study; Microsatellites; Probability of identity
Abstract Noninvasive sampling allows genetic studies of free-ranging animals without the need to capture or even observe them, and thus allows questions to be addressed that cannot be answered using conventional methods. Initially, this sampling strategy promised to exploit fully the existing DNA-based technology for studies in ethology, conservation biology and population genetics. However, recent work now indicates the need for a more cautious approach, which includes quantifying the genotyping error rate. Despite this, many of the difficulties of noninvasive sampling will probably be overcome with improved methodology.
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Call Number Equine Behaviour @ team @ Serial 6573
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