Female sheep found to prefer less dominant males when mating
A team of researchers from Universidad Autónoma del Estrado de Morelos and Universidad de la República, has found that given the choice, female sheep prefer to mate with less domineering males. In their paper published in the journal Applied Animal.....»»
New analysis reveals the brutal history of the Winchcombe meteorite"s journey through space
Intensive new nano-analysis of the Winchcombe meteorite has revealed how it was affected by water and repeatedly smashed apart and reassembled on the journey it took through space before landing in an English sheep field in 2021......»»
First insights into the genetic bottleneck characterizing early sheep husbandry in the Neolithic period
Modern Eurasian sheep predominantly belong to only two so-called genetic matrilineages inherited through the ewes, so previous research has assumed that genetic diversity must already have decreased rapidly in the early stages of domestication of wil.....»»
Bad boys: Study finds aggressive bonobo males attract more mates
Humankind's two closest primate relatives are often said to embody contrasting sides of our nature: peace-loving bonobos versus violence-prone chimpanzees......»»
Allowing consumers who purchased goods online to return them to retail stores can be a win-win
Many consumers who shop online prefer to return items to brick-and-mortar stores rather than mail them back. In a new study, researchers assessed a new practice called return partnership, in which online retailers partner with retailers with physical.....»»
Theories that explain the crisis in democracy are inadequate for Latin America, experts say
The theories offered by the dominant literature in political science today to try to explain the sources of the political polarization that has endangered democracy around the world are adequate for the United States and Europe, but do not make sense.....»»
How to make the most of your Mac"s trackpad
Whether you're one of the many MacBook users of the world, or you just prefer the Magic Trackpad to a traditional mouse, there are many ways to make the trackpad experience on a Mac even better.The Mac's trackpad is great, but it can be better.One of.....»»
Female zebra finches seek mate who sings one song just right
Humans aren't the only living beings who find a singing voice attractive in the opposite sex—songbirds do too. For about a third of the approximately 4,000 songbird species that sing only one song, the features that make these tunes alluring to a p.....»»
Oxidant pollutant ozone removes mating barriers between fly species, study finds
Insect pheromones are odor molecules used for chemical communication within a species. Sex pheromones play a crucial role in the mating of many insects. Species-specific odors attract males and females of the same species. At the same time, they main.....»»
Scientists create octopus survival guide to minimize impacts of fishing
Octopuses have been around for hundreds of millions of years, but did you know that most only live for a few years, dying soon after mating or laying eggs? Until now that hasn't been a problem, but octopus catches have doubled in recent decades as th.....»»
EPA’s PFAS rules: We’d prefer zero, but we’ll accept 4 parts per trillion
For two chemicals, any presence in water supplies is too much. Enlarge (credit: Layland Masuda) Today, the Environmental Protection Agency announced that it has finalized rules for handling water supplies that are contam.....»»
Surprising role of female sex pheromone in crop pest points to new biocontrol possibilities
INRAE researchers have discovered that female pheromones play a remarkable role in the African cotton moth. In general, these pheromones trigger mate attraction, promoting encounters between males and females during reproductive periods. Astonishingl.....»»
Do opponents" race, gender, and party impact US congressional fundraising?
Donations for a political candidate can be motivated by support for that candidate or by opposition to the candidate's opponent. New research published in Social Science Quarterly found that female Democrats and non-white male Democrats in the United.....»»
Two sex pheromone receptors for sexual communication found in the American cockroach
Sex pheromones are vital in facilitating the chemical communication that underpins insect courtship and mating behavior. Among female American cockroaches (Periplaneta americana), two key volatile sex pheromone components, periplanone-A (PA) and peri.....»»
Russia has a plan to “restore” its dominant position in the global launch market
"So we are working on the same trail blazed by Korolev." Enlarge / Russian President Vladimir Putin (L) and Roscosmos Space Corporation Chief Yuri Borisov peruse an exhibit while visiting the Korolev Rocket and Space Corporation.....»»
The Gambia may allow female genital mutilation again, another sign of a global trend eroding women"s rights
The Gambia's ban on female genital mutilation (FGM) since 2015 is under threat. Proposed changes before parliament could permit medicalized female genital cutting and allow it for consenting adults......»»
Supergene research solves the mystery of tiny ant queens
An ant colony is sustained through complex social dynamics, with each member—the queen, males and workers (sterile females)—contributing to the greater community. Some species add complexity to this dynamic with the addition of rather small queen.....»»
The lyrebird synchronizes elements of its mating dance
To woo a mate, the Albert's lyrebird of Australia first chooses a stage of entangled vines, then in performance he shakes the vines as part of his courtship footwork, synchronizing each shake with the beat of his striking song, according to new resea.....»»
Effective data management plays vital role for smallholder sheep and goat breeding programs
Sheep and goat breeding plays a vital socioeconomic role in the agricultural sector across Central and West Asia and North Africa (CWANA) and beyond, providing valuable resources such as meat, milk, and wool. However, insufficient or ill-adapted bree.....»»
Puerto Rico declares public health emergency as dengue cases rise
Cases so far are up 140 percent compared to this point last year. Female Aedes aegypti mosquito as she was in the process of obtaining a "blood meal." (credit: US Department of Health and Human Services) Puerto Rico has.....»»
Low resting heart rate in women is associated with criminal offending, unintentional injuries
In women, a low resting heart rate is associated with a slightly raised incidence of criminal offending as well as unintentional injuries, in a large all-female study published March 27 in the open-access journal PLOS ONE by Sofi Oskarsson of School.....»»