Mating and Breeding News

October 22, 2024

Top Headlines

Male Mice Use Female Mice to Distract Aggressors and Avoid Conflict

Oct. 15, 2024 — Researchers tracked the behavior of mice using machine learning to understand how they handle aggressive behavior from other mice. The researchers' findings show that male mice deescalate aggressive encounters by running over to a female mouse to ...

Dance, Gibbon, Dance!

Oct. 11, 2024 — Female crested gibbons display jerky, almost geometric patterns of movement. Researchers have studied these conspicuous movements, which are comparable to human dances. They describe the structure of the dances, their rhythm and the contexts in ...

Return of the Elephants Seals: From a Few to Thousands

Sep. 27, 2024 — A new international study has revealed the genetic impact of hunting in northern elephant seals. The research shows that this species narrowly escaped extinction by hunting, resulting in lasting genetic effects in the present ...

Like Father, Like Daughter

Sep. 10, 2024 — When they become fathers, men who have an unhealthy, high-cholesterol diet can cause increased risk of cardiovascular disease, or CVD, in their daughters, a mouse study has ...

Latest Headlines

updated 11:20pm EDT

Real-Time Visualization of Chick Embryo Development from Egg to Chick

Oct. 16, 2024 — Researchers have developed a method for culturing fertilized chick eggs without their shells. The eggs were placed in an artificial culture vessel made of transparent film, allowing for real-time ...

In Studying the Mating Rituals of Fruit Flies, Scientists May Have Learned Something About How Brains Evolve

Oct. 9, 2024 — Researchers have identified how the architecture of brain circuits helps different species flexibly adapt to new mating signals across evolutionary ...

Personality Traits in Geese Linked to Love Match and Reproductive Success

Sep. 19, 2024 — Birds of a feather flock together but strong pairing in geese has been shown to produce better breeding results, according to a new study. Focusing on a group of captive greylag geese, bird behaviour ...

Beyond Needles: Introducing a New, Nature-Based Approach for Delivering Cargo Into Egg Cells

Sep. 11, 2024 — A new approach for delivering miniature research tools into the interior of egg cells and embryos has been developed, resolving a major bottleneck to ...

Breakthrough Research Sheds Light on the Hidden Effects of Stress on Sperm

Sep. 11, 2024 — A new study reveals that stress-induced changes in sperm motility occur after a stressful event, rather than during it and improves sperm performance. The discovery is essential in understanding how ...

Infertility Challenges Amongst Endangered Wild Songbird Population Revealed in New Study

Sep. 3, 2024 — A groundbreaking study has provided the most comprehensive estimate to date of infertility rates in a threatened wild animal ...

50-Year Generation Gap in Minnesota's Longest-Lived Fish

Sep. 3, 2024 — The bigmouth buffalo is a fish that's native to Minnesota and known for its longevity. Researchers wanted to find out more about the species, especially how they migrate, spawn, and how often their ...

New Discoveries About How Mosquitoes Mate May Help the Fight Against Malaria

Aug. 30, 2024 — An international team has uncovered surprising details about mosquito mating, which could lead to improved malaria control techniques and even help ...

Love Is Blind for Male Fruit Flies Who Will Choose Sex Over Safety

Aug. 28, 2024 — Male fruit flies will become oblivious to physical danger as they become more engaged in courtship and ...

Rain or Shine? How Rainfall Impacts Size of Sea Turtle Hatchlings

Aug. 28, 2024 — An internationally collaborative study delves into how fluctuating rainfall impacts the development of sea turtle hatchlings, revealing that it has a more profound effect than changes in air ...

Elucidating the Neural Basis of Reduced Sexual Receptivity in Female Mice During the Non-Estrus Phase

Oct. 16, 2024 — Researchers investigated the neural mechanisms underlying the behavioral transition from the sexually receptive estrus stage to the non-receptive phase, as part of the hormone-dependent behavioral ...

Elucidating the Mechanism Underlying De Novo Membrane Formation During Gametogenesis

Sep. 27, 2024 — Researchers meticulously examined the gametogenesis of budding yeast, a process involving meiosis and spore formation, using live imaging techniques. Their findings revealed that during sporulation, ...

Mapping the Sex Life of Malaria Parasites at Single Cell Resolution, Reveals the Genetics Underlying Malaria Transmission

Aug. 26, 2024 — Malaria is caused by a eukaryotic microbe of the Plasmodium genus, and is responsible for more deaths than all other parasitic diseases combined. In order to transmit from the human host to the ...

Honey Bees May Play Key Role in Spreading Viruses to Wild Bumblebees

Aug. 21, 2024 — Honey bees may play a role in increasing virus levels in wild bumble bees each spring, according to researchers who analyzed seasonal trends of parasite and virus transmission in ...

The Power of Face Time: Insights from Zebra Finch Courtship

Aug. 21, 2024 — A new study on songbirds sheds light on the power of social interaction to facilitate learning, insights that potentially apply to human development. Researchers discovered that zebra finches ...

Common Equine Painkiller Disrupts Assisted Reproduction Technique Efficiency in Mares

Aug. 13, 2024 — Researchers have discovered that phenylbutazone, a non-steroidal anti-inflammatory drug (NSAID) commonly prescribed in horses, can affect the ability of a mare's egg cells -- called ...

Mix of Factors Prompts Owl Monkeys to Leave Their Parents

Aug. 7, 2024 — There comes a point in the lives of young owl monkeys when they leave their parents and strike out on their own to find a mate. In a new study of a wild population of Azara's owl monkeys in ...

Fishing Is Causing Frightened Fish to Flee When They Should Flirt

Aug. 7, 2024 — Populations of squaretail grouper face an uncertain future as new research shows fishing that targets their spawning sites is causing males to be repeatedly scared away from their territories during ...

Researchers Explore Cancer Susceptibility in Birds

July 31, 2024 — In one of the largest studies of cancer susceptibility across bird species, researchers describe an intriguing relationship between reproductive rates and cancer ...

Size Doesn't Matter for Mammals With More Complex Brains

July 25, 2024 — Mammals that have evolved more developed brains tend to have a smaller size difference between males and females of that species, according to new ...

Eyes for Love: Searching for Light and a Mate in the Deep, Dark Sea, Male Dragonfishes Grow Larger Eyes Than the Females They Seek

July 23, 2024 — The eyes of the male dragonfish grow larger for mate seeking, a sexual dimorphism that makes the dragonfish an anomaly in vertebrate evolution, researchers ...

Fruit Fly Post-Mating Behavior Controlled by Male-Derived Peptide Via Command Neurons, Study Finds

July 23, 2024 — Scientists have succeeded in pinpointing the neurons within a female fruit fly's brain that respond to signals from the male during ...

Eco-Friendly Treatment Saves Squid Eggs from Newfound Parasite

July 22, 2024 — Raising squid in aquaculture has been a challenge that researchers have tried to address for many decades without meaningful success. Squid are highly sensitive to changes in water flow, are ...

Controlling Mosquito Populations Through Genetic Breeding

July 22, 2024 — Researchers have found a new way to identify genetic targets useful for control of mosquito populations, potentially offering an alternative to insecticides. Their study focused on the genetic basis ...

Fish Adjust Reproduction in Response to Predators

July 19, 2024 — Some species of fish can evolve their egg-laying habits in response to predators in the area in order to survive, according to new ...

The Courtship of Leopard Seals Off the Coast of South America

July 17, 2024 — A pioneering study has unveiled the first paired observations of sexual behavior and vocalizations in wild leopard seals. The study on the mysterious leopard seal represents a major advance in ...

Discovery of a Hybrid Lineage Offers Clues to How Trees Adapt to Climate Change

July 17, 2024 — The discovery of a hybrid population of poplar trees in western Wyoming has provided insight into how natural hybridization informs the evolution of many plant species, according to researchers. They ...

AI-Powered Study Explores Under-Studied Female Evolution

July 1, 2024 — Pioneering AI-powered research on butterflies has probed the under-studied evolution of females and adds to a debate between Charles Darwin and Alfred Russel ...

New Mathematical Model Sheds Light on the Absence of Breastfeeding in Male Mammals

June 27, 2024 — Mathematicians ave put forward a hypothesis which suggests that the reason male mammals don't breastfeed might be driven by the rich community of microbes that lives in breast milk and which ...

Researchers Find Genetic Stability in a Long-Term Panamanian Hybrid Zone of Manakin Birds

June 26, 2024 — We often think of species as separate and distinct, but sometimes they can interbreed and create hybrids. When this happens consistently in a specific area, it forms what's known as a hybrid ...