Mating and Breeding News
May 26, 2016

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More Mating and Breeding News
May 26, 2016

One Step Closer to Preventing Mass Death of Roosters

May 25, 2016 — A large-scale solution for determining the sex of a chick while it is still in the egg has now been developed. This fast and cheap technique can be applied mechanically at hatcheries, which was not ... read more

Male Birds May Sing, but Females Are Faster at Discriminating Sounds

May 12, 2016 — It may well be that only male zebra finches can sing, but the females are faster at learning to discriminate sounds, researchers have found. The aim of the research was to find out why some birds ... read more

You Are What You Eat: Biologists Map Genetic Pathways of Nutrition-Based Species Traits

May 11, 2016 — Biologists have significantly advanced understanding of the genetic pathways that control the appearance of different physical traits in the same species depending on nutritional conditions ... read more

May 10, 2016 — Scientists have discovered rapidly rising seasonal sea temperatures are the likely trigger for coral reproduction allowing them to predict when mass spawning will ... read more

Deep Male Voices Not So Much Sexy as Intimidating

May 5, 2016 — Male voices are not deeply pitched in order to attract female mates, but instead serve to intimidate the competition, according to a team of researchers studying a wide variety of primates including ... read more

May 5, 2016 — The sex of many reptile species is set by temperature. New research identifies the first gene associated with temperature-dependent sex determination in any reptile. Variation at this gene in ... read more

May 4, 2016 — Three species of shark, tiger, lemon and Caribbean reef, all use deeper coral reefs in the Virgin Islands, but only lemon shark presence was associated with seasonal grouper spawning aggregations, ... read more

'Eve' and Descendants Shape Global Sperm Whale Population Structure

May 4, 2016 — Although sperm whales have not been driven to the brink of extinction as have some other whales, a new study has found a remarkable lack of diversity in the maternally inherited mitochondrial DNA ... read more

Alternative Explanations for the Evolution of Monogamy and Sibling Cooperation

May 3, 2016 — The textbook 'monogamy hypothesis' argues that monogamy favors the evolution of cooperation by increasing sibling relatedness, since helpers are as related to the full siblings that they ... read more

The Herring Genome Provides New Insight on How Species Adapt to Their Environment

May 3, 2016 — How species genetically adapt to their environment is a central question related to the evolution of biodiversity. In a new study scientists report that whole genome sequencing of Atlantic and Baltic ... read more

May 2, 2016 — A new study has focused on the role testosterone plays in the evolutionary process of foot-flag signals used by Bornean rock frogs during mating ... read more

May 2, 2016 — The lady salamander that shuns male companionship may reap important benefits. For instance, when a predator snaps off her tail .New research compared an all-female population of mole salamanders to ... read more

Apr. 29, 2016 — Twisted-winged parasites of the species Stylops ovinae reproduce using so-called traumatic insemination. To inseminate the eggs, the males injure the endoparasitic females with their hook-shaped ... read more

Apr. 27, 2016 — As male peacocks shake their long feathers in courtship, the iridescent eyespots remain nearly stationary and captivate females, according a new ... read more

Apr. 27, 2016 — Just as the sun begins to set, hundreds to thousands of groupers gather at their favorite hangouts to spawn, and luckily they're pretty vocal about it, providing vital data on their reproductive ... read more

Apr. 26, 2016 — Researchers, for the first time, collected hybrid forms of two species of the house mosquito in eastern Austria. The reproductive hybrid feeds the blood of both birds and humans. Hybrid mosquitoes ... read more

Apr. 25, 2016 — The offspring of a brooding sea anemone transition from using egg yolks to prenatal, then post-natal, parental feeding during their development, according to a new ... read more

Cell Fusion Discovery Could Improve Agricultural Production

Apr. 27, 2016 — An international research team has observed cell fusion in flowering plants for the first time in more than a century. The discovery demystifies how plants prevent the attraction of excessive pollen ... read more

Apr. 19, 2016 — The flexible physiology of Barbary macaques in responding to extreme environmental conditions of their natural habitat may help shed light on the mechanisms that allowed our ancestors to thrive ... read more

Apr. 18, 2016 — Wild bumblebees are born with the ability to remove pollen from nectarless flowers using high-frequency vibrations, researchers have found. This study is the first to show that the ability to vibrate ... read more

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