- Page 1 and 2: UNIVERSITÉ DU QUÉBEC À RIMOUSKI
- Page 3 and 4: Remerciements Cette thèse n'aurait
- Page 5 and 6: Table des matières LISTE DES TABLE
- Page 7 and 8: Liste des tableaux Chapitre 3 Table
- Page 9 and 10: VB Table 4.2 Power consumed (in Wat
- Page 11 and 12: Liste des figures Chapitre 1 Figure
- Page 13 and 14: XI Figure 2.3 Number oftimes ajuven
- Page 15 and 16: Xlll Figure 4.3 Time spent outside
- Page 17 and 18: Liste des annexes Annexe 1 Descript
- Page 19 and 20: Chapitre 1 Introduction 1.1 Impact
- Page 21 and 22: 3 L ' importance relative des facte
- Page 23 and 24: 5 des populations ne donne qu' une
- Page 25 and 26: 7 (Tympanuchus pallidicinctus) les
- Page 27 and 28: 9 1940 1000 1960 139---------- c ~
- Page 29 and 30: 1 1 (Roze 1987). Ils perdent 10 à
- Page 31 and 32: 13 140 a) 1 20 - o -l- 2000 2001 20
- Page 33: 15 manipulations et la pose d'émet
- Page 37 and 38: 19 information is lacking in the pu
- Page 39 and 40: 21 We searched for juvenile porcupi
- Page 41 and 42: 23 Switzerland). To check sex and r
- Page 43 and 44: 25 transmitters fo r larger units s
- Page 45 and 46: 27 8 a) 7 "0 c: :l 0 6 -If) ~ c: 5
- Page 47 and 48: 29 record sex, reproducti ve status
- Page 49 and 50: Chapitre 3 Predation as a possible
- Page 51 and 52: 33 3.2. Introduction A growing numb
- Page 53 and 54: 35 predation risk. To do so, we tes
- Page 55 and 56: 37 Table 3.1 : Monitoring effort ac
- Page 57 and 58: 39 winter precipitation (total prec
- Page 59 and 60: 41 emaciated), road kills, dead fro
- Page 61 and 62: 43 Seasonal survival rates The sele
- Page 63 and 64: 45 >. 1.0 0.9 ..... 0.8 .c ta .c 0.
- Page 65 and 66: 47 Causes of mortality We assigned
- Page 67 and 68: 49 100 - 90 a) 80 1/) c: .2 iii ...
- Page 69 and 70: 51 too simplistic to detect complex
- Page 71 and 72: 53 correlated with winter survival
- Page 73 and 74: 55 4.1. A bstract Because the clima
- Page 75 and 76: 57 Ta, first because of the effects
- Page 77 and 78: 59 Third, we evaluated the behaviou
- Page 79 and 80: 61 pattern of den use over one or t
- Page 81 and 82: 63 two modali ties, Table 4.1, mode
- Page 83 and 84: 65 feeding behaviour for the popula
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67 of Tc we considered. However, we
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69 Calculating TefrOIn Ta, wind spe
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71 Number and duration of activity
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73 8 o _ --L-_ 0 Operative temperat
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75 Beschta 2004). Predation rates w
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77 in our population (chap. 3). Mal
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79 Tableau 4.5 : Pourcentage d'obse
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81 associées avec le temps de surv
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83 5.1. Abstract ln many mammals, j
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85 use of coyer influenced summer s
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87 juvenile was moving to escape fr
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89 individual (using approximations
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91 den use (treated as a binary var
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1 93 20 - 18 ~ a) DAvailable .Used
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95 80 -, 70 l DAvailable .Used 60 -
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97 Table 5.3: Use of coyer by juven
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99 juveniles. At the microhabitat s
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101 However, we think protection fr
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103 we found that most mortalities
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Chapitre 6 Conclusion Dans le cadre
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107 porcs-épics fréquentent les c
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109 épies, via un impact des condi
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II I Hiver E n hi ver, on montre qu
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113 compromis auquel les animaux fo
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11 5 En été, la mortalité des je
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117 pékan dans la région. On mont
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119 Annexe 2 Étalonnage des modèl
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121 Références Aanes, R. , & R. A
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Bult, A., & C. B. Lynch. 1997. Nest
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125 Creel, S. , 1. Winnie, B . Maxw
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127 Fortin, D., & G. Gauthier. 2000
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129 Hik, D. S. 1995. Does risk of p
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Lent, P. C. 1974. Mother-infant rel
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133 Murray, D. L. , & S. Boutin. 19
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au Québec depuis 1984. Ministère
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137 Proceedings of the Royal Societ
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139 Tsiropoula, G. 2003. Signatures