2020:groups:g9:start
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2020:groups:g9:start [2020/01/10 22:39] – [Introduction] prado | 2020:groups:g9:start [2024/01/09 18:45] (current) – external edit 127.0.0.1 | ||
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- | Some members of this species may toss eggs in some adverse situations, such as to make space for new eggs when a nest is full or when the egg is unfertilized. Recently, a new event was discovered to trigger egg toss: when predation levels are high and clutch size becomes too small, some gray-capped social weaver parents may toss their eggs as a strategy to maximize its reproductive success, which is alleged to be a new feature in social birds, and is called parental tossing. | + | Some members of this species may toss eggs in adverse situations, such as to make space for new eggs when a nest is full or when the egg is unfertilized. Recently, a new event was discovered to trigger egg toss: when predation levels are high and clutch size becomes too small, some gray-capped social weaver parents may toss their eggs as a strategy to maximize its reproductive success, which is alleged to be a new feature in social birds, and is called parental tossing. |
The hypothesis is that the investment in hatching and nurturing the remaining eggs and newborns of the reduced clutch has a high risk of no return, since these newborns may die before hatching or maturing. | The hypothesis is that the investment in hatching and nurturing the remaining eggs and newborns of the reduced clutch has a high risk of no return, since these newborns may die before hatching or maturing. |
2020/groups/g9/start.1578695964.txt.gz · Last modified: 2024/01/09 18:45 (external edit)