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tag sexual reproduction ecology evolution

A headshot of Matthew Gage
Evolutionary Ecologist Matthew Gage Dies at 55
Amanda Heidt | Apr 20, 2022 | 3 min read
The University of East Anglia researcher was best known for his contributions to the study of sexual selection, particularly post-copulatory sperm competition.
Amazonian Fish Genome Challenges Long-Held Assumptions About Asexual Reproduction
Jim Daley | Feb 14, 2018 | 2 min read
Poecilia formosa, an all-female fish species, has a surprisingly robust genome. 
Replication Failures Highlight Biases in Ecology and Evolution Science
Yao-Hua Law | Aug 1, 2018 | 6 min read
As robust efforts fail to reproduce findings of influential zebra finch studies from the 1980s, scientists discuss ways to reduce bias in such research.
Why Women Lose Fertility
Daniel Levitis and Alan Cohen | Sep 1, 2013 | 5 min read
Mating behavior is an unlikely driver of women's reproductive aging.
illustration of a mitochondrian inside a cell
Could Dad’s Mitochondrial DNA Benefit Hybrids?
Alejandra Manjarrez, PhD | Jan 20, 2022 | 7 min read
Studies have found that organisms can inherit mitochondria from male parents in rare instances, and both theoretical and experimental work hint that this biparental inheritance is more than just a fluke.
Sexual selection alternative slammed
Nick Atkinson | May 4, 2006 | 3 min read
Biologists write to Science to defend the theory of sexual selection
The Hidden Side of Sex
Patricia L.R. Brennan | Jul 1, 2014 | 10+ min read
Sexual selection doesn’t end when females choose a mate. Females and males of many animal species employ an array of tactics to stack the deck in their reproductive favor.
a microscope image of a rotifer
Bacterial Enzyme Keeps Rotifers’ Transposable Elements in Check
Christie Wilcox, PhD | Mar 3, 2022 | 5 min read
Jumping genes in bdelloid rotifers are tamped down by DNA methylation performed by an enzyme pilfered from bacteria roughly 60 million years ago, a study finds.
How Prawns Lure Prey
Sabrina Richards | May 15, 2012 | 3 min read
Orange-loving Trinidad guppies are curiously attracted to orange spots on prawn pincers, which may make it easier for the predators to snatch them up.
A pair of zebra finches in a cage
Animal Divorce: When and Why Pairs Break Up
Catherine Offord | Jun 1, 2022 | 10+ min read
Many species of birds and other vertebrates form pair bonds and mate with just one other individual for much of their lives. But the unions don’t always work out. Scientists want to know the underlying factors.

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