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Data from: Hypoxia increases the risk of egg predation in a nest-guarding fish
负责人:
关键词:
parental care;clutch cannibalism;nest defence;egg predation;low oxygen
DOI:
doi:10.5061/dryad.qg80q
摘要:
ening facilitates the latter, it impedes the former and vice versa. We investigated how the presence of potential egg predators in the form
Data from: Small spermatophore size and reduced female fitness in an isolated butterfly population
负责人:
关键词:
genetic load;Melitaea cinxia;population isolation;egg-hatching rate;Spermatophore;last 100 years;Fecundity
DOI:
doi:10.5061/dryad.7p42b
摘要:
tic load (low fitness). In particular, females lay small egg clutches with low egg-hatching rate in comparison with a large reference population in the ?land
Data from: Egg discrimination along a gradient of natural variation in eggshell coloration
负责人:
关键词:
colour perception;egg discrimination;decision making;recognition;Turdus migratorius;brood parasitism;Turdus merula
DOI:
doi:10.5061/dryad.mm3kr
摘要:
) and artificial (green to purple) egg colours, and demonstrate that hosts base rejection decisions on both the direction and degree of colour dissimilarity al
Data from: Mortality and morphology in egg masses of unisexual and Jefferson Salamanders
负责人:
关键词:
Ambystoma jeffersonianum;Ambystoma laterale;Unisexual Ambystoma;embryo development;Egg mass;field survey;vernal pool;Gynogenesis
DOI:
doi:10.5061/dryad.rxwdbrv40
摘要:
Unisexual Ambystoma salamander egg masses have often been observed to exhibit very high rate
Data from: A phylogenetic analysis of egg size, clutch size, spawning mode, adult body size, and latitude in reef fishes
负责人:
关键词:
reproductive strategies;larval dispersal;Actinopterygii;life history traits;size-number trade off;phylogenetic least squares
DOI:
doi:10.5061/dryad.7g4c9
摘要:
Theoretical treatments of egg size in fishes suggest that constraints on reproductive output should create trade-offs between the size and numb
Data from: Estimating egg mass-body mass relationships in birds
负责人:
关键词:
Egg mass;body mass;avian eggs;avian life-history
DOI:
doi:10.6086/D16H37
摘要:
The mass of a bird’s egg is a critical attribute of the species’ life history and represents a fundamental component of reproductive effort
Data from: Egg investment in response to the helper presence in cooperatively breeding Tibetan ground tits
负责人:
关键词:
clutch volume;clutch size;fledgling number;survival;egg size;female breeder survival;male fledgling recruitment in next year;Pseudopodoces humilis;reproductive success
DOI:
doi:10.5061/dryad.7d028rp
摘要:
, where offspring care is shared between breeders and helpers, helper presence may influence the female breeders’ egg investment, and consequent
Data from: Porosity and water vapor conductance of two Troodon formosus eggs an assessment of incubation strategy in a maniraptoran dinosaur
负责人:
关键词:
Troodon;eggs;Troodontidae;dinosaur;conductance;Cretaceous;Troodon formosus;reproduction
DOI:
doi:10.5061/dryad.mf103
摘要:
kg) theropod dinosaur from the North American Upper Cretaceous, testing two hypotheses of egg incubation: (1) full burial within sediments or vegetation
Data from: Maternal egg hormones in the mating context: the effect of pair personality
负责人:
Ruuskanen, Suvi
关键词:
maternal effects testosterone behavioural syndrome plasticity avian
DOI:
doi:10.5061/dryad.5781r
摘要:
h as androgens (testosterone, T and androstenedione, A4), transferred to embryos and egg yolks may simultaneously organize multiple behavioural
Latitudinal variation in biophysical characteristics of avian eggshells to cope with differential effects of solar radiation. [Dataset]
负责人:
Digital.CSIC;;Digital.CSIC
关键词:
Biogeographical pattern Biophysical mechanisms Charadrius alexandrinus Egg coloration Egg size Latitudinal gradient UV protection
DOI:
doi:10.20350/digitalcsic/8540
摘要:
. In addition, the effect of coloration on thermoregulation should change with egg size, as smaller eggs have higher surface-volume ratios and greater convective

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