-
1
-
-
0016235113
-
Observational study of behavior sampling methods
-
Altmann J (1974) Observational study of behavior sampling methods. Behaviour 49:227-267
-
(1974)
Behaviour
, vol.49
, pp. 227-267
-
-
Altmann, J.1
-
2
-
-
0006303993
-
A possible case of polyandry in Montagu's harrier
-
Arroyo B (1996a) A possible case of polyandry in Montagu's harrier. J Raptor Res 30:100-102
-
(1996)
J Raptor Res
, vol.30
, pp. 100-102
-
-
Arroyo, B.1
-
3
-
-
0030450980
-
Successful breeding by first year male Montagu's harrier
-
Arroyo BE (1996b) Successful breeding by first year male Montagu's harrier. Bird Study 43:383-384
-
(1996)
Bird Study
, vol.43
, pp. 383-384
-
-
Arroyo, B.E.1
-
4
-
-
0004598333
-
Age and sex differences in moult of the Montagu's harrier Circus pygargus
-
Arroyo BE, King JR (1996) Age and sex differences in moult of the Montagu's harrier Circus pygargus. J Raptor Res 30:161-184
-
(1996)
J Raptor Res
, vol.30
, pp. 161-184
-
-
Arroyo, B.E.1
King, J.R.2
-
5
-
-
0034929377
-
Colonial breeding and nest defence in Montagu's harrier (Circuspygargus)
-
Arroyo BE, Mougeot F, Bretagnole V (2000) Colonial breeding and nest defence in Montagu's harrier (Circuspygargus). Behav Ecol Sociobiol 50:109-115
-
(2000)
Behav Ecol Sociobiol
, vol.50
, pp. 109-115
-
-
Arroyo, B.E.1
Mougeot, F.2
Bretagnole, V.3
-
6
-
-
0242483130
-
Dependence and emancipation in juvenile marsh harriers Circus a. aeruginosus
-
Chancellor RD, Meyburg B-U, Ferrero J (eds). Adenex-WWGBP, Berlin
-
Bavoux C, Burneleau C, Nicolau-Gillaumet G, Picard M, Sahuc C (1998) Dependence and emancipation in juvenile marsh harriers Circus a. aeruginosus. In: Chancellor RD, Meyburg B-U, Ferrero J (eds) Holarctic birds of prey. Adenex-WWGBP, Berlin, pp 91-100
-
(1998)
Holarctic Birds of Prey
, pp. 91-100
-
-
Bavoux, C.1
Burneleau, C.2
Nicolau-Gillaumet, G.3
Picard, M.4
Sahuc, C.5
-
9
-
-
0003672355
-
-
Arlequin Press, Chelmsford, UK
-
Clarke R (1996) Montagu's harrier. Arlequin Press, Chelmsford, UK
-
(1996)
Montagu's Harrier
-
-
Clarke, R.1
-
10
-
-
0242651513
-
Facial feathers of the harrier (Circus cyaneus hudsonicus), long-eared owl (Asia otus) and shorteared owl (Asio flammeus) compared
-
Clarke RJ, Stanley BL (1976) Facial feathers of the harrier (Circus cyaneus hudsonicus), long-eared owl (Asia otus) and shorteared owl (Asio flammeus) compared. Proc Pa Acad Sci 50:86-88
-
(1976)
Proc Pa Acad Sci
, vol.50
, pp. 86-88
-
-
Clarke, R.J.1
Stanley, B.L.2
-
13
-
-
0000793691
-
Social foraging classes in raptorial birds
-
Ellis DH, Bednarz JC, Smith DG, Flemming S (1993) Social foraging classes in raptorial birds. Bioscience 43(1):14-20
-
(1993)
Bioscience
, vol.43
, Issue.1
, pp. 14-20
-
-
Ellis, D.H.1
Bednarz, J.C.2
Smith, D.G.3
Flemming, S.4
-
15
-
-
0004097042
-
Opportunistic hunting of a marsh hawk on a bombing range
-
Jackson JA, Schardien BJ, Daniel MC (1977) Opportunistic hunting of a marsh hawk on a bombing range. Raptor Res 11:86
-
(1977)
Raptor Res
, vol.11
, pp. 86
-
-
Jackson, J.A.1
Schardien, B.J.2
Daniel, M.C.3
-
16
-
-
0000669751
-
Behavioural ecology of grey eagle-buzzards Geranoaetus maelanoleucus, in central Chile
-
Jimenez JE, Jaksic F (1989) Behavioural ecology of grey eagle-buzzards Geranoaetus maelanoleucus, in central Chile. Condor 91:913-921
-
(1989)
Condor
, vol.91
, pp. 913-921
-
-
Jimenez, J.E.1
Jaksic, F.2
-
17
-
-
0242483132
-
Behavioural ecology of red-back hawk in central Chile
-
Jimenez JE, Jaksic F (1991) Behavioural ecology of red-back hawk in central Chile. Wilson Bull 103:132-137
-
(1991)
Wilson Bull
, vol.103
, pp. 132-137
-
-
Jimenez, J.E.1
Jaksic, F.2
-
18
-
-
0242483131
-
Development of hunting and self-sufficiency in juvenile red-tailed hawks (Buteo jamaicensis)
-
Johnson SJ (1986) Development of hunting and self-sufficiency in juvenile red-tailed hawks (Buteo jamaicensis). Raptor Res 20:29-34
-
(1986)
Raptor Res
, vol.20
, pp. 29-34
-
-
Johnson, S.J.1
-
20
-
-
0242483176
-
Group mobbing on birds and foxes by Montagu's harrier Circus pygargus in the period of fledglings emancipation
-
Kitowski I (1998) Group mobbing on birds and foxes by Montagu's harrier Circus pygargus in the period of fledglings emancipation (in Polish). Notatki Ornitol 39:211-217
-
(1998)
Notatki Ornitol
, vol.39
, pp. 211-217
-
-
Kitowski, I.1
-
21
-
-
0242567106
-
Present status and conservation problems of Montagu's harrier Circus pygargus in southeast Poland
-
Kitowski I (2002) Present status and conservation problems of Montagu's harrier Circus pygargus in southeast Poland. Ornitol Anz 41:167-174
-
(2002)
Ornitol Anz
, vol.41
, pp. 167-174
-
-
Kitowski, I.1
-
22
-
-
0242567107
-
Behavioral ecology of four sympatric raptors and changes in agricultural landscape of the Chelmski Landscape Protected Area (SE Poland)
-
Bratislava
-
Kitowski I, Wojtak E (2001) Behavioral ecology of four sympatric raptors and changes in agricultural landscape of the Chelmski Landscape Protected Area (SE Poland). Ekologia (Bratislava) 20(4):197-205
-
(2001)
Ekologia
, vol.20
, Issue.4
, pp. 197-205
-
-
Kitowski, I.1
Wojtak, E.2
-
24
-
-
0005740918
-
Breeding ecology of Montagu's harrier Circus pygargus on natural and reclaimed marshes in Poland and France
-
Meyburg B-U, Chancellor RD (eds). Pica Press, Berlin
-
Krogulec J, Leroux A (1994) Breeding ecology of Montagu's harrier Circus pygargus on natural and reclaimed marshes in Poland and France. In: Meyburg B-U, Chancellor RD (eds) Raptor conservation today. World group birds of prey. Pica Press, Berlin, pp 151-152
-
(1994)
Raptor Conservation Today. World Group Birds of Prey
-
-
Krogulec, J.1
Leroux, A.2
-
25
-
-
0242651566
-
Field identification of hen, Montagu's, and pallid harrier
-
Lontkowski J, Skakuj M (1994) Field identification of hen, Montagu's, and pallid harrier (in Polish). Notatki Ornitol 35:347-371
-
(1994)
Notatki Ornitol
, vol.35
, pp. 347-371
-
-
Lontkowski, J.1
Skakuj, M.2
-
26
-
-
0009364883
-
Hunting behaviour of black-shouldered kites in Americas, Europe, Africa and Australia
-
Mendelson JM, Jaksic FM (1989) Hunting behaviour of black-shouldered kites in Americas, Europe, Africa and Australia. Ostrich 60:1-12
-
(1989)
Ostrich
, vol.60
, pp. 1-12
-
-
Mendelson, J.M.1
Jaksic, F.M.2
-
28
-
-
0242567122
-
Merlins - The Saskatoon falcons
-
Oliphant LW (1974) Merlins - the Saskatoon falcons. Blue Jay 32:140-147
-
(1974)
Blue Jay
, vol.32
, pp. 140-147
-
-
Oliphant, L.W.1
-
29
-
-
0004673768
-
The importance of open habitat to the occurrence of kleptoparasitism
-
Paulson DR (1985) The importance of open habitat to the occurrence of kleptoparasitism. Auk 102:637-639
-
(1985)
Auk
, vol.102
, pp. 637-639
-
-
Paulson, D.R.1
-
30
-
-
0000212690
-
Estimates of survival in the cape vulture Gyps coprothes
-
Piper SE, Mundy PJ, Ledger JA (1981) Estimates of survival in the cape vulture Gyps coprothes. J Anim Ecol 50:815-835
-
(1981)
J Anim Ecol
, vol.50
, pp. 815-835
-
-
Piper, S.E.1
Mundy, P.J.2
Ledger, J.A.3
-
31
-
-
0001262638
-
Distribution of raptor foraging in relation to prey biomass and habitat structure
-
Preston CR (1990) Distribution of raptor foraging in relation to prey biomass and habitat structure. Condor 92:107-112
-
(1990)
Condor
, vol.92
, pp. 107-112
-
-
Preston, C.R.1
-
32
-
-
0003341917
-
Red- Tailed hawk (Buteo jamaicensis)
-
Poole A, Gill F (eds). The Academy of Natural Sciences, Philadelphia, and American Ornithologists' Union, Washington, D.C.
-
Preston CR, Beane RD (1993) Red-tailed hawk (Buteo jamaicensis). In: Poole A, Gill F (eds) The birds of North America, no. 52. The Academy of Natural Sciences, Philadelphia, and American Ornithologists' Union, Washington, D.C.
-
(1993)
The Birds of North America, No. 52
-
-
Preston, C.R.1
Beane, R.D.2
-
33
-
-
0000033805
-
Acoustical location of prey by the marsh hawk: Adaptation to concealed prey
-
Rice W (1982) Acoustical location of prey by the marsh hawk: adaptation to concealed prey. Auk 99:403-413
-
(1982)
Auk
, vol.99
, pp. 403-413
-
-
Rice, W.1
-
34
-
-
0023555956
-
Migration and mortality of Alberta ferruginous hawks
-
Schmutz SM, Fye RW (1987) Migration and mortality of Alberta ferruginous hawks. Condor 89:169-174
-
(1987)
Condor
, vol.89
, pp. 169-174
-
-
Schmutz, S.M.1
Fye, R.W.2
-
35
-
-
0242483193
-
Why is the foraging success of ospreys wintering in southern Africa so low?
-
Simmons R (1984) Why is the foraging success of ospreys wintering in southern Africa so low? Gabar 1:14-19
-
(1984)
Gabar
, vol.1
, pp. 14-19
-
-
Simmons, R.1
-
36
-
-
0242399816
-
Hunting synchrony in white-tailed kites
-
Skonieczny MF, Dunk JR (1997) Hunting synchrony in white-tailed kites. J Raptor Res 31:79-81
-
(1997)
J Raptor Res
, vol.31
, pp. 79-81
-
-
Skonieczny, M.F.1
Dunk, J.R.2
-
38
-
-
0005241015
-
Hunting behaviour of some Missouri raptors
-
Toland B (1986) Hunting behaviour of some Missouri raptors. Wilson Bull 98:116-125
-
(1986)
Wilson Bull
, vol.98
, pp. 116-125
-
-
Toland, B.1
-
39
-
-
0242651559
-
Attacking behaviour of a fledging peregrine
-
Wheeler J (1988) Attacking behaviour of a fledging peregrine. Md Birdlife 44:71-72
-
(1988)
Md Birdlife
, vol.44
, pp. 71-72
-
-
Wheeler, J.1
-
40
-
-
0024919186
-
Breeding biology and ecology of the marsh harrier Circus aeruginosus in the Barycz Valley, Poland
-
Witkowski J (1989) Breeding biology and ecology of the marsh harrier Circus aeruginosus in the Barycz Valley, Poland. Acta Orn 25:223-320
-
(1989)
Acta Orn
, vol.25
, pp. 223-320
-
-
Witkowski, J.1
|