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Data from: Testis asymmetry in birds: the influences of sexual and natural selection
负责人:
关键词:
symmetry;testes;gonads;sperm competition;Evolution;reproduction
DOI:
doi:10.5061/dryad.75t05
摘要:
Gonad size and shape asymmetries are particularly common in birds. Although some obvious size and shape differences between the left and right testes
Data from: Evolutionary change in testes tissue competition among experimental populations of house mice
负责人:
关键词:
Mating Systems;Selection - Sexual;Selection - Experimental
DOI:
doi:10.5061/dryad.3t082
摘要:
Theory assumes that postcopulatory sexual selection favours increased investment in testes size because greater numbers of sperm within the ejaculate
Data from: Testes mass in the livebearing fish Brachyrhaphis rhabdophora (Poeciliidae) varies hypoallometrically with body size but not bet
负责人:
关键词:
predation environment effects;Life history;Brachyrhaphis rhabdophora;Body Size;Holocene;gonadosomatic index;Poeciliidae
DOI:
doi:10.5061/dryad.nc57r1s
摘要:
In this study, we considered potential causes of variation in testis size in the livebearing fish Brachyrhaphis rhabdophora. We evaluated variation
Data from: Testes size increases with sperm competition risk and intensity in bony fish and sharks
负责人:
关键词:
sexual selection;polyandry;sperm competition
DOI:
doi:10.5061/dryad.fd3nq57
摘要:
reproductive traits. In particular, in species where female multiple mating is common, males are expected to invest more in testicular tissue to afford them a numerical
Data from: All-trans retinoic acid disrupts development in ex vivo cultured fetal rat testes. I: altered seminiferous cord maturation and testicular
负责人:
关键词:
toxicology;retinoic acid;Rattus norvegicus;fetal testis;sex determination
DOI:
doi:10.5061/dryad.12jj3sv
摘要:
t, fetal rat testes were isolated on gestational day 15, after testis determination and the initiation of cord development, and cultured in media containi
Data from: Sexual ornaments but not weapons trade off against testes size in primates
负责人:
关键词:
Sexual weapons;trade-off;Primates;Sexual ornaments;testes;sperm competition
DOI:
doi:10.5061/dryad.qk514d2
摘要:
that enhance fertilization success, such as testes and ejaculates. Recent studies show that if the most weaponized males can monopolize acces
Effects of Prenatal and Postnatal Gamma Irradiation on the Rat Testis;;Link to data and details in ERA
负责人:
关键词:
500 science
DOI:
doi:10.20348/storedb/1069/1109
摘要:
-uterine life on adult rat testis: influence of dose rate and threshold values.Status: 1977 - 1988, terminatedTreatment: Acute and protracted Co-60
Data from: All-trans retinoic acid disrupts development in ex vivo cultured fetal rat testes. II: modulation of mono-(2-ethylhexyl) phthalate toxicity
负责人:
关键词:
toxicology;retinoic acid;Rattus norvegicus;testis;phthalates
DOI:
doi:10.5061/dryad.016gp34
摘要:
r seminiferous cord development by disrupting retinoic acid signaling in the fetal testis, gestational day 15 fetal rat testes were exposed for 1-3 days to 10
Data from: A competitive environment influences sperm production, but not testes tissue composition, in house mice
负责人:
关键词:
sperm production rates;Phenotypic Plasticity;sperm competition;testes phenotype;testes spatial organisation
DOI:
doi:10.5061/dryad.tg386p7
摘要:
g to current social conditions. Strategic adjustments in sperm expenditure during development can be made via changes in testes size, sperm production rates
Data from: Sibling rivalry: males with more brothers develop larger testes
负责人:
关键词:
deer mouse;offspring sex ratio;Phenotypic Plasticity;sexual selection;sperm competition
DOI:
doi:10.5061/dryad.41ns1rn9n
摘要:
t critical factor in determining paternity. Gamete production is directly related to testis size in most species, and is associated with both mating behavior

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