Optimal Maternal Care 1
Infanticide among animals is a widespread phenomenon. It has often been regarded as pathological or erroneous, suggesting that such behaviour decreases the individual and inclusive fitness of the infanticidal animals. However, recent studies (surveyed by H rdy 1979, P olis 1981) have shown that infa...
Published in: | Zeitschrift für Tierpsychologie |
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Language: | English |
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crwiley:10.1111/j.1439-0310.1983.tb00086.x 2024-06-02T08:15:36+00:00 Optimal Maternal Care 1 Wickler, Wolfgang Seibt, Uta 1983 http://dx.doi.org/10.1111/j.1439-0310.1983.tb00086.x https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fj.1439-0310.1983.tb00086.x https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1439-0310.1983.tb00086.x en eng Wiley http://onlinelibrary.wiley.com/termsAndConditions#vor Zeitschrift für Tierpsychologie volume 63, issue 2-3, page 201-205 ISSN 0044-3573 journal-article 1983 crwiley https://doi.org/10.1111/j.1439-0310.1983.tb00086.x 2024-05-03T10:50:41Z Infanticide among animals is a widespread phenomenon. It has often been regarded as pathological or erroneous, suggesting that such behaviour decreases the individual and inclusive fitness of the infanticidal animals. However, recent studies (surveyed by H rdy 1979, P olis 1981) have shown that infanticidal behaviour can evolve and be adaptive, benefiting the individuals responsible for the infanticide. Even parental infanticide, e.g. untimely abandonment of young, may be an advantageous reproductive tactic, as suggested for Ursus arctos by T ait (1980); in Mesocricetus auratus pup cannibalism “is an organized part of normal maternal behavior which allows an individual female to adjust her litter size in accord with her capacity to rear young” (D ay and G alef 1977). Neither survey addresses the question of what mothers of iteroparous (multiply breeding) and polytokous species (having several young per brood) should do with a brood containing exceptionally few young. We present two ways of assessing whether Accepting or Rejecting few young will maximize a mother's lifetime reproduction. Article in Journal/Newspaper Ursus arctos Wiley Online Library Zeitschrift für Tierpsychologie 63 2-3 201 205 |
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Open Polar |
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Wiley Online Library |
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crwiley |
language |
English |
description |
Infanticide among animals is a widespread phenomenon. It has often been regarded as pathological or erroneous, suggesting that such behaviour decreases the individual and inclusive fitness of the infanticidal animals. However, recent studies (surveyed by H rdy 1979, P olis 1981) have shown that infanticidal behaviour can evolve and be adaptive, benefiting the individuals responsible for the infanticide. Even parental infanticide, e.g. untimely abandonment of young, may be an advantageous reproductive tactic, as suggested for Ursus arctos by T ait (1980); in Mesocricetus auratus pup cannibalism “is an organized part of normal maternal behavior which allows an individual female to adjust her litter size in accord with her capacity to rear young” (D ay and G alef 1977). Neither survey addresses the question of what mothers of iteroparous (multiply breeding) and polytokous species (having several young per brood) should do with a brood containing exceptionally few young. We present two ways of assessing whether Accepting or Rejecting few young will maximize a mother's lifetime reproduction. |
format |
Article in Journal/Newspaper |
author |
Wickler, Wolfgang Seibt, Uta |
spellingShingle |
Wickler, Wolfgang Seibt, Uta Optimal Maternal Care 1 |
author_facet |
Wickler, Wolfgang Seibt, Uta |
author_sort |
Wickler, Wolfgang |
title |
Optimal Maternal Care 1 |
title_short |
Optimal Maternal Care 1 |
title_full |
Optimal Maternal Care 1 |
title_fullStr |
Optimal Maternal Care 1 |
title_full_unstemmed |
Optimal Maternal Care 1 |
title_sort |
optimal maternal care 1 |
publisher |
Wiley |
publishDate |
1983 |
url |
http://dx.doi.org/10.1111/j.1439-0310.1983.tb00086.x https://api.wiley.com/onlinelibrary/tdm/v1/articles/10.1111%2Fj.1439-0310.1983.tb00086.x https://onlinelibrary.wiley.com/doi/pdf/10.1111/j.1439-0310.1983.tb00086.x |
genre |
Ursus arctos |
genre_facet |
Ursus arctos |
op_source |
Zeitschrift für Tierpsychologie volume 63, issue 2-3, page 201-205 ISSN 0044-3573 |
op_rights |
http://onlinelibrary.wiley.com/termsAndConditions#vor |
op_doi |
https://doi.org/10.1111/j.1439-0310.1983.tb00086.x |
container_title |
Zeitschrift für Tierpsychologie |
container_volume |
63 |
container_issue |
2-3 |
container_start_page |
201 |
op_container_end_page |
205 |
_version_ |
1800739835486404608 |