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Last updated on April 19, 2014 at 1:20 EDT

Latest Parental investment Stories

2013-09-19 13:14:21

It is common for parents to influence mate choice — from arranged marriages to more subtle forms of persuasion — but they often disagree with their children about what makes a suitable partner. A new study has found an evolutionary explanation for why some parents try to control who their children pair up with. The study, involving a University of Bristol researcher and published today in the journal Evolution & Human Behavior, shows that this conflict over mate choice may be...

Are You My Daddy? Infidelity And Paternity In Reed Warblers
2013-05-16 12:05:08

University of Veterinary Medicine Vienna Many species pair for life, or so the story goes. In reality, there is quite a bit of cheating going on. Both male and female partners may have “affairs” outside the pair bond. In such cases, how is a male to know if the chicks he is feeding are really his? Depending on the species, males have different strategies. They may try to ensure paternity by increased surveillance and fighting off the competition, or by having more frequent sex...

8 Legs And A Baby
2012-10-13 05:32:33

Alan McStravick for redOrbit.com - Your Universe Online The idea of the stay-at-home-dad has been getting its legs lately. Sure, we started off with quaint 80´s comedies, like ℠Mr. Mom´ and ℠Three Men and a Baby´, but, like the subject of this article, we are slowly evolving past focusing on the hijinx and silliness of the situation and viewing the caring paternal relationship in a more real light. We have experts, pundits and private-citizens who are arguing the...

2005-08-03 15:32:12

Sexual reproduction can be thought of as a cooperative process in which two individuals come together to produce a new individual. It can also be viewed as a process in which two parties with differing interests, investment, and background interact to produce a new individual. From the former perspective, parental interests are unified (both wish to produce vigorous offspring), while the latter suggests possible conflict. This conflict can occur before or after fertilization. Before...