Variable parental responses to changes in offspring demand have implications for life history theory

[1] Ardia DR(2007)Site- and sex-level differences in adult feeding behaviour and its consequences to offspring quality in tree swallows ( Can J Zool 85 847-854

[2] Askenmo C(1977)) following brood-size manipulation Ornis Scan 8 1-8

[3] Dijkstra C(1990)Effects of addition and removal of nestlings on nestling weight, nestling survival, and female weight loss in the pied flycatcher J Anim Ecol 59 269-285

[4] Bult A(2010) (Pallas) Ethology 116 744-754

[5] Bijlsma S(2002)Brood size manipulations in the kestrel ( Anim Behav 63 779-786

[6] Daan S(1988)) - effects of offspring and parent survival Nature 335 813-815

[7] Meijer T(1987)Flexibility in the foraging behavior of blue tits in response to short-term manipulations of brood size Auk 104 470-480

[8] Zijlstra M(1980)Muting individual nestlings reduces parental foraging for the brood Science 210 1148-1150

[9] García-Navas V(1999)The costs of reproduction in the collared flycatcher Nature 397 667-672

[10] Sanz JJ(1970)Effects of brood size manipulations on parental investment, breeding success, and reproductive endocrinology of house sparrows Ardea 58 1-125

[1] Ardia DR(2007)Site- and sex-level differences in adult feeding behaviour and its consequences to offspring quality in tree swallows ( Can J Zool 85 847-854

[2] Askenmo C(1977)) following brood-size manipulation Ornis Scan 8 1-8

[3] Dijkstra C(1990)Effects of addition and removal of nestlings on nestling weight, nestling survival, and female weight loss in the pied flycatcher J Anim Ecol 59 269-285

[4] Bult A(2010) (Pallas) Ethology 116 744-754

[5] Bijlsma S(2002)Brood size manipulations in the kestrel ( Anim Behav 63 779-786

[6] Daan S(1988)) - effects of offspring and parent survival Nature 335 813-815

[7] Meijer T(1987)Flexibility in the foraging behavior of blue tits in response to short-term manipulations of brood size Auk 104 470-480

[8] Zijlstra M(1980)Muting individual nestlings reduces parental foraging for the brood Science 210 1148-1150

[9] García-Navas V(1999)The costs of reproduction in the collared flycatcher Nature 397 667-672

[10] Sanz JJ(1970)Effects of brood size manipulations on parental investment, breeding success, and reproductive endocrinology of house sparrows Ardea 58 1-125