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Watch female dragonflies wrestle away unwanted males in mid-air
female dragonflies fight mood
2021/8/10
When it comes to avoiding sexually aggressive males, some female dragonflies play dead. Others, according to a new study, wrestle the males away in midair.
New finding shows that males can drive creation of new species
males drive creation new species
2016/2/22
Evolutionary biologists often debate on whether sexual selection can lead to new species. Most studies have focused on natural selection or, for the few studies that considered sexual selection, on ho...
8 February 2007，Female Antarctic fur seals will travel across a colony to actively seek males which are genetically diverse and unrelated, rather than mate with local dominant males.