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Published Older males out-compete young males outside breeding pairs, bird study shows
(via sciencedaily.com) Original source Young male blue tits are less successful in fathering offspring outside their breeding pair, not bec ...
Published New genetic target for male contraception identified - New Genetic Target for Male Contraception Identified
(via sciencedaily.com) Original source Discovery of a gene in multiple mammalian species could pave the way for a highly effective, reversi...
Published Arsenic may raise diabetes risk for males
(via sciencedaily.com) Original source Chronic exposure to arsenic, often through contaminated groundwater, has been associated with Type 2...
Published Whales give up singing to fight for love - Whales Give Up Singing to Fight for Love
(via sciencedaily.com) Male whales along Australia's eastern seaboard are giving up singing to attract a mate, switching in ...
Published These female hummingbirds evolved to look like males -- apparently to evade aggression - These Female Hummingbirds Evolved to Look Like Males -- Apparently to Evade Aggression
(via sciencedaily.com) 1 in 5 adult female white-necked jacobin hummingbirds look like males. New research shows that this ...
Published Daily singing workout keeps songbird males attractive
(via sciencedaily.com) Original source It has long been a mystery why songbirds spend so much time and energy on singing. Now a new study s...
Published Bonobos are more aggressive than previously thought, study shows
(via sciencedaily.com) Original source Chimpanzees and bonobos are often thought to reflect two different sides of human nature -- the conf...
Published Bigger is better: Male proboscis monkeys' enhanced noses evolved to attract mates
(via sciencedaily.com) Original source When it comes to the animal kingdom, bigger is better. Well, at least for proboscis monkeys, famousl...
Published Fruit fly post-mating behavior controlled by male-derived peptide via command neurons, study finds
(via sciencedaily.com) Original source Scientists have succeeded in pinpointing the neurons within a female fruit fly's brain that respond...
Published New mathematical model sheds light on the absence of breastfeeding in male mammals
(via sciencedaily.com) Original source Mathematicians ave put forward a hypothesis which suggests that the reason male mammals don't breast ...
Published Spider exploits firefly's flashing signals to lure more prey
(via sciencedaily.com) Original source Fireflies rely on flashing signals to communicate to other fireflies using light-emitting lanterns o...
Published Female butterflies breed despite male shortage - Female Butterflies Breed Despite Male Shortage
(via sciencedaily.com) Original source Female monarch butterflies have no trouble finding a mate -- even when a parasite kills most of the...
Published Male yellow crazy ants are real-life chimeras - Male Yellow Crazy Ants: The Real-Life Chimeras
(via sciencedaily.com) Original source Researchers discovered that males of the yellow crazy ant have maternal and paternal genomes in diff ...
Published Rewiring blood cells to give rise to precursors of sperm - Rewiring Blood Cells to Give Rise to Precursors of Sperm
(via sciencedaily.com) Scientists transform blood cells to regain a flexible fate, growing into a precursor of sperm cells....
Published Semen microbiome health may impact male fertility
(via sciencedaily.com) Original source A new study finds that a small group of microorganisms may be influencing sperm motility....
Published New tusk-analysis techniques reveal surging testosterone in male woolly mammoths - New Tusk-Analysis Techniques Reveal Surging Testosterone in Male Woolly Mammoths
(via sciencedaily.com) Original source Traces of sex hormones extracted from a woolly mammoth's tusk provide the first direct evidence that...
Published Male crested macaques more likely to respond to offspring screams recruiting support
(via sciencedaily.com) Original source When infants are involved in agonistic conflicts, male crested macaques (Macaca nigra) are more like ...
Published Analyzing androgynous characteristics in an emperor penguin courtship call
(via sciencedaily.com) Original source In the emperor penguin courtship call, male vocalizations are composed of long, slow bursts with low ...
Published How do genetically identical water fleas develop into male or female?
(via sciencedaily.com) Original source Researchers have used a novel combination of short-read and long-read RNA sequencing to identify the...
Published The gender gap in life expectancy: Are eggs and sperm partly responsible?
(via sciencedaily.com) Original source Researchers have found that germ cells, which develop into eggs and sperm, drive sex-dependent diffe...