The burdens of becoming parents are often shared unequally between male and female animals. This is particularly true of species that give birth to live young, where male duties such as defending the breeding territory and ...
Plants & Animals
Sep 5, 2017
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8
An international team of researchers has discovered that contrary to conventional views, a male mammal was found able to exert inadvertent gender bias ratios in his offspring. In their paper published in the journal Proceedings ...
There are around 550 different bee species in Germany. Most of them are solitary bees. They don't live in large beehives like the honeybee, but each female bee often builds multiple nests and feeds her offspring alone. Solitary ...
Ecology
Jul 6, 2017
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51
New research suggests that male chimpanzees are more invested in protecting their own offspring than previously thought. Researchers found male chimpanzees spend time with non-mating female chimpanzees that are caring for ...
Plants & Animals
Nov 10, 2016
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49
There is new evidence that the "mother's curse" - the possibility that moms may transmit genes to their children that harm their sons but not their daughters - holds true in animals.
Biotechnology
Aug 2, 2016
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1166
(Phys.org)—A female cichlid hybrid fish has been observed to have grown male reproductive organs, impregnate itself and then to have offspring, a team of researchers in the U.K. are reporting in a paper published in the ...
An Ohio zoo that has the last Sumatran rhino in the United States announced plans Tuesday to send him to Southeast Asia on a mission to mate and help preserve his critically endangered species.
Ecology
Aug 25, 2015
1
21
Some mountain gorilla females linger into adulthood in the group into which they were born. In the process they also remain in the company of their father, who is often their group's dominant male. To curb inbreeding, though, ...
Plants & Animals
May 20, 2015
0
58
Studies into male birds that produce offspring well into their old age could deepen concerns over the trend for delaying parenthood until later in life, for both men and women.
Plants & Animals
Feb 4, 2015
0
33
Previous research has shown that infanticide by males is widespread in many mammal species, but most commonly occurs in those species where females live in social groups dominated by one or a few males.
Plants & Animals
Nov 13, 2014
0
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