Search Results - "Hewison, A.J.M."

Exploration as a key component of natal dispersal: dispersers explore more than philopatric individuals in roe deer by Debeffe, L., Morellet, N., Cargnelutti, B., Lourtet, B., Coulon, A., Gaillard, J.M., Bon, R., Hewison, A.J.M.

“…Natal dispersal (i.e. movements between the natal range of an individual and its first breeding site) is a complex process which can have profound impacts on…”
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Population density and sex do not influence fine-scale natal dispersal in roe deer by Gaillard, J.-M, Hewison, A.J.M, Kjellander, P, Pettorelli, N, Bonenfant, C, Van Moorter, B, Liberg, O, Andren, H, Van Laere, G, Klein, F, Angibault, J.-M, Coulon, A, Vanpé, C

“…It is commonly assumed that the propensity to disperse and the dispersal distance of mammals should increase with increasing density and be greater among males…”
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Dispersal is not female biased in a resource-defence mating ungulate, the European roe deer by Coulon, A, Cosson, J.-F, Morellet, N, Angibault, J.-M, Cargnelutti, B, Galan, M, Aulagnier, S, Hewison, A.J.M

“…Dispersal is frequently more prevalent in one sex compared to the other. Greenwood proposed that patterns of sex-biased dispersal among birds and mammals are…”
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Contexts and possible functions of barking in roe deer by REBY, D., CARGNELUTTI, B., HEWISON, A.J.M.

“…We studied the barking behaviour of free-ranging roe deer,Capreolus capreolus, in response to disturbance provoked by a human observer and in response to the…”
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Do reproductive constraints or experience drive age-dependent space use in two large herbivores? by Malagnino, A., Marchand, P., Garel, M., Cargnelutti, B., Itty, C., Chaval, Y., Hewison, A.J.M., Loison, A., Morellet, N.

“…Life histories are strongly age dependent, notably linked to the onset of reproductive maturity and subsequent senescence. Consequently, ageing is predicted to…”
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On this side of the fence: Functional responses to linear landscape features shape the home range of large herbivores by Seigle‐Ferrand, Juliette, Marchand, Pascal, Morellet, Nicolas, Gaillard, Jean‐Michel, Hewison, A. J. Mark, Saïd, Sonia, Chaval, Yannick, Santacreu, Hugo, Loison, Anne, Yannic, Glenn, Garel, Mathieu

“…Understanding the consequences of global change for animal movement is a major issue for conservation and management. In particular, habitat fragmentation…”
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Short- and long-term repeatability of docility in the roe deer: sex and age matter by Debeffe, L., Lemaître, J.F., Bergvall, U.A., Hewison, A.J.M., Gaillard, J.M., Morellet, N., Goulard, M., Monestier, C., David, M., Verheyden-Tixier, H., Jäderberg, L., Vanpé, C., Kjellander, P.

“…Behavioural consistency is a key assumption when evaluating how between-individual differences in behaviour influence life history tactics. Hence,…”
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Selective harvesting and habitat loss produce long-term life history changes in a mouflon population by Garel, M, Cugnasse, J.M, Maillard, D, Gaillard, J.M, Hewison, A.J.M, Dubray, D

“…We examined the long-term effects (28 years) of habitat loss and phenotypebased selective harvest on body mass, horn size, and horn shape of mouflon (Ovis…”
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Assessing the intensity of sexual selection on male body mass and antler length in roe deer Capreolus capreolus: is bigger better in a weakly dimorphic species by Vanpé, Cécile, Gaillard, Jean-Michel, Kjellander, Petter, Liberg, Olof, Delorme, Daniel, Hewison, A.J. Mark

“…Little is known about traits under sexual selection in territorial mammals with low sexual size dimorphism. We examined the potential for sexual selection on…”
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Successful sons or advantaged daughters? The Trivers–Willard model and sex-biased maternal investment in ungulates by Hewison, A.J.Mark, Gaillard, Jean-Michel

“…The Trivers–Willard model predicts that in polygynous species, given certain assumptions, mothers with extra resources should bias investment towards sons by…”
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Phenotypic Quality and Senescence Affect Different Components of Reproductive Output in Roe Deer by Hewison, A. J. M., Gaillard, J. M.

“…1. Females should adjust their reproductive effort prior to substantial investment. For roe deer, due to delayed implantation, this adjustment may occur at…”
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Phenotypic quality and senescence affect different components of reproductive output in roe deer by Hewison, A.J.M., Gaillard, J.M.

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Ranging behaviour and excursions of female roe deer during the rut by Richard, E., Morellet, N., Cargnelutti, B., Angibault, J.M., Vanpé, C., Hewison, A.J.M.

“…Anecdotal evidence has suggested that, during the rutting period, female roe deer may undertake short excursions, outside of their normal home range, possibly…”
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Multiple paternity occurs with low frequency in the territorial roe deer, Capreolus capreolus by VANPÉ, C, KJELLANDER, P, GAILLARD, J.M, COSSON, J.F, GALAN, M, HEWISON, A.J.M

“…An explanation for female multiple mating when males offer no material benefits but sperm remains elusive, largely because of a lack of empirical support for…”
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Evidence for a genetic component of female fecundity in british roe deer from studies of cranial morphometrics by Hewison, A.J.M.

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Demography of a socially natural herd of Przewalski's horses: an example of a small, closed population by Tatin, L, King, S.R.B, Munkhtuya, B, Hewison, A.J.M, Feh, C

“…Owing to habitat loss and fragmentation, large mammal populations all over the world are becoming increasingly small and isolated. It is therefore a…”
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Big mothers invest more in daughters - reversed sex allocation in a weakly polygynous mammal by Hewison, A. J. Mark, Gaillard, Jean-Michel, Kjellander, Petter, Toïgo, Carole, Liberg, Olof, Delorme, Daniel

“…How mothers allocate resources to offspring is central to understanding life history strategies. High quality mothers are predicted to favour investment in…”
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Predation risk and longevity influence variation in fitness of female roe deer (Capreolus capreolus L.) by Kjellander, P., Gaillard, J., Hewison, M., Liberg, O.

“…and red fox abundance varied strongly over years owing to a sarcoptic mange outbreak. In support of our predictions, long–lived females had higher fitness than…”
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Long-Term Changes in Agricultural Practices and Wildfowling in an Internationally Important Wetland, and Their Effects on the Guild of Wintering Ducks by Duncan, P., Hewison, A. J. M., Houte, S., Rosoux, R., Tournebize, T., Dubs, F., Burel, F., Bretagnolle, V.

“…1. The Marais Poitevin, one of the principal wintering and passage sites for ducks and waders in the East Atlantic flyway, underwent agricultural…”
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Maternal age is not a predominant determinant of progeny sex ratio variation in ungulates by Hewison, A. J. Mark, Gaillard, Jean-Michel, Blanchard, Pierrick, Festa-Bianchet, Marco

“…In a recent paper published in the Forum of Oikos, Saltz (2001) suggests that maternal age is the most common and predominant determinant of progeny sex ratio…”
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