8. REFERENCES
T. Alerstam
&
G. Högstedt
.
1984. How important is clutch size dependent adult mortality? Oikos 43: 253–254. Google Scholar
C. Askenmo
1979. Reproductive effort and return rate of the male Pied Flycatcher. Amer. Nat. 114: 748–753. Google Scholar
G. Bell
1984. Measuring the cost of reproduction. I. The correlation structure of the life table of a rotifer. Evolution 38: 300–313. Google Scholar
M. S. Boyce
&
C. M. Perrins
.
1987. Optimizing Great Tit clutch size in a fluctuating environment. Ecology 68: 142–153. Google Scholar
E. L. Charnov
&
J. R. Krebs
.
1974. On clutch size and fitness. Ibis 116: 217–219. Google Scholar
J. Clobert
,
J. D. Lebreton
&
D. Allaine
.
1988. A general approach to survival rate estimation by recaptures or resightings of marked birds. Ardea 76. Google Scholar
J. Clobert
,
V. Bauchau
,
A. A. Dhondt
&
C. Vansteenwegen
.
In press. Survival of breeding female Starlings in relation to brood size. Acta Oecologia, Oecologia generalis. Google Scholar
D. De Steven
1980. Clutch size, breeding success, and parental survival in the Tree Swallow (Iridoprocne bicolor). Evolution 34: 278–291. Google Scholar
J. Ekman
&
C. Askenmo
.
1986. Reproductive cost, age- specific survival and a comparison of the reproductive strategy in two European tits (genus Parus). Evolution 40: 159–168. Google Scholar
P. H. Harvey
,
P. J. Greenwood &
C. M. Perrins
.
1979. Breeding area fidelity of Great Tits (Parus major). J. Anim. Ecol. 48: 305–313. Google Scholar
P. H. Harvey
,
M. J. Stenning &
B. Campbell
.
1985. Individual variation in seasonal breeding success of Pied Flycatchers (Ficedula hypoleuca). J. Anim. Ecol. 54: 391–398. Google Scholar
G. Högstedt
1980. Evolution of clutch size in birds: adaptive variation in relation to territorial quality. Science 210: 1148–1150. Google Scholar
G. Högstedt
1981. Should there be a positive or a negative correlation between survival of adults in a bird population and their clutch size? Amer. Nat. 118: 568–571. Google Scholar
H. S. Horn
&
D. I. Rubenstein
.
1984. Behavioural adaptations and life history. In:
J. R. Krebs &
N. B. Davies (eds.).
Behavioural ecology. An evolutionary approach. Blackwell, Oxford. Google Scholar
H. N. Kluyver
1971. Regulation of numbers in populations of Great Tits (Parus m. major). In:
P. J. den Boer &
C. R. Gradwell (eds.).
Dynamics of populations. Pudoc, Wageningen. Google Scholar
N. Nur
1984a. The consequences of brood size for breeding Blue Tits. I. Adult survival, weight change and the cost of reproduction. J. Anim. Ecol. 53: 479–496. Google Scholar
N. Nur
1984b. The consequences of brood size for breeding Blue Tits. II. Nestling weight, offspring survival and optimal brood size. J. Anim. Ecol. 53: 497–517. Google Scholar
N. Nur
1986. Is clutch size variation in the Blue Tit (Parus caeruleus) adaptive? An experimental study. J. Anim. Ecol. 55: 983–999. Google Scholar
N. Nur
1987. Alternate reproductive tactics in birds: Individual variation in clutch size. In:
P. P. G. Bateson
&
P. H. Klopfer
(eds.).
Perspectives in ethology, Vol. 7. pp. 49–77. Plenum, New York. Google Scholar
N. Nur
1988. The consequences of brood size for breeding Blue Tits: III. Measuring the cost of reproduction: survival, future fecundity and differential dispersal. Evolution 42: 351–362. Google Scholar
N. Nur
&
O. Hasson
.
1984. Phenotypic plasticity and the handicap principle. J. Theor. Biol. 110: 275–297. Google Scholar
C. M. Perrins
&
D. Moss
.
1975. Reproductive rates in the Great Tit. J. Anim. Ecol. 44: 695–706. Google Scholar
E. R. Pianka
&
W. S. Parker
.
1975. Age-specific reproductive tactics. Amer. Nat. 109: 453–464. Google Scholar
D. Reznick
1985. Costs of reproduction: an evaluation of the empirical evidence. Oikos 44: 257–267. Google Scholar
D. N. Reznick
,
E. Perry &
J. Travis
.
1986. Measuring the cost of reproduction: a comment on papers by Bell. Evolution 40: 1338–1344. Google Scholar
E. Røskaft
1985. The effect of enlarged brood size on the future reproductive potential of the Rook. J. Anim. Ecol. 54: 255–260. Google Scholar
U. N. Safriel
,
M. P. Harris
,
M. de L. Brooke &
C. K. Britton
.
1984. Survival of breeding Oystercatchers Haematopus ostralegus.
J. Anim. Ecol. 53: 867–877. Google Scholar
W. M. Schaffer
1983. The application of optimal control theory to the general life history problem. Amer. Nat. 121: 418–431. Google Scholar
T. Slagsvold
1984. Clutch size variation of birds in relation to predation: on the cost of reproduction. J. Anim. Ecol. 945–953. Google Scholar
J. N. M. Smith
1981. Does high fecundity reduce survival in Song Sparrows? Evolution 35: 1142–1148. Google Scholar
J. N. M. Smith
&
D. A. Roff
.
1980. Temporal spacing of broods, brood size, and parental care in Song Sparrows (Melospiza melodia). Can. J. Zool. 58: 1007–1015. Google Scholar
S. C. Stearns
1976. Life history tactics: a review of the ideas. Quart. Rev. Biology 51: 3–47. Google Scholar
J. M. Tinbergen
,
J. H. van Balen &
H. M. van Eck
.
1985. Density dependent survival in an isolated Great Tit population: Kluyver's data reanalyzed. Ardea 73: 38–48. Google Scholar
A. J. Van Noordwijk
&
G. de Jong
.
1986. Acquisition and allocation of resources: their influence on variation in life history tactics. Amer. Nat. 128: 137–142. Google Scholar