Deeper male voices in primates, including humans, offer more than sex appeal—they may have evolved as another way for males to drive off competitors in large groups that favored polygyny, or mating systems where a male ...
Plants & Animals
Jul 13, 2023
0
128
A research group at the Graduate School of Science, Nagoya University in Japan has used artificial intelligence to determine that piezo, a channel that receives mechanical stimuli, plays a role in controlling the mating posture ...
Plants & Animals
Jun 27, 2023
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14
As humans evolved to hunt, gather and share food, cooperation provided a key to our success as a species. While chimpanzees and other primates sometimes share food, humans stand out. As hunter-gatherers—the subsistence ...
Plants & Animals
Jun 14, 2023
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152
Ultrasuperovulation is an advanced technique that significantly increases the number of oocytes produced by female mice. However, existing ultrasuperovulation techniques have a low fertilization rate, probably caused by the ...
Plants & Animals
Mar 13, 2023
0
36
To many people, the sugars we eat may seem like a luxury that can do more harm than good. But now, researchers from Japan have discovered that in insects, dietary sugars play a key role in reproduction.
Plants & Animals
Feb 28, 2023
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9
Male whales along Australia's eastern seaboard are giving up singing to attract a mate, switching instead to fighting their male competition.
Plants & Animals
Feb 16, 2023
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43
An innovative technique from Cornell University researchers finds seminal fluid protein transferred from male to female fruit flies during mating changes the expression of genes related to the fly's circadian clock.
Plants & Animals
Jan 30, 2023
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10
A team of researchers from Bariloche Atomic Center and Fundación Instituto Leloir—IIBBA—CONICET, both in Argentina, has found that male fruit flies inject females with a chemical while mating that makes them sleep after ...
New research has revealed that sexual arousal leads to an immediate preference in short-term mating in men over more long-term committed relationships, such as marriage.
Social Sciences
Dec 16, 2022
0
54
Male spotted bowerbirds (Ptilonorhynchus maculatus) build and defend a structure of sticks and straw—the bower. They decorate these nests with colorful objects to attract mates during the breeding season. Certain non-resident ...
Plants & Animals
Nov 30, 2022
0
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