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Male Seahorses Like Big Mates
Male seahorses select
partners based on their body
size, according to a new
study. Male seahorses have a
clear agenda when it comes
to selecting a mating
partner: to increase their
... > full story
Songbirds Reveal How Practice Improves Performance
Learning complex skills like
playing an instrument
requires a sequence of
movements that can take
years to master. Last year,
neuroscientists reported
... > full story
A Young Brain For An Old Bee
Scientists have found that
by switching the social role
of honey bees, aging honey
bees can keep their learning
ability intact or even
improve it. The research
team is hoping to use them
... > full story
Fire Ant Outcompetes Other Species, Even In Its Native Habitat
Even in its native
Argentina, the fire ant wins
in head-to-head competition
with other ant species more
than three-quarters of the
time. ... > full story
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Human-like Brain Disturbances In Insects: Locusts Shed Light On Migraines, Stroke And Epilepsy
July 3, 2009 — A similarity in brain disturbance between insects and people suffering from migraines, stroke and epilepsy points the way toward new drug therapies to address these ... > full story -
Why Do Subordinates In Many Animal Species Accept Social Position Without A Fight?
June 29, 2009 — In many animal species stable hierarchies are routinely formed in which some individuals seem to slip naturally into their dominant role whereas others resign themselves to play the part of lowly ... > full story -
Flies Avoid A Plant's Poison Using A Newly Identified Taste Mechanism
June 29, 2009 — Many plants protect themselves from hungry animals by producing toxic chemicals. In turn, animals rely on detecting the presence of these harmful chemicals to avoid consuming dangerous plant ... > full story -
Stem Cells Created From Pigs' Connective Tissue Cells
June 26, 2009 — Scientists have developed the ability to take regular cells from a pig's connective tissues, known as fibroblasts, and transform them into stem cells, eliminating several of the hurdles associated ... > full story -
Changes In Brain Architecture May Be Driven By Different Cognitive Challenges
June 25, 2009 — Scientists trying to understand how the brains of animals evolve have found that evolutionary changes in brain structure reflect the types of social interactions and environmental stimuli different ... > full story -
Mouse With 'Humanized Version' Of Human Language Gene Provides Clues To Language Development
June 24, 2009 — Scientists have made a major contribution to understanding human language development. Using a comprehensive screening method, they studied a mouse model carrying a "humanized version" of a key gene ... > full story -
'Cross' Breeding: What Makes An Angry Fly?
June 24, 2009 — A suite of genes that affect aggression in the fruit fly Drosophila melanogaster has been identified. By investigating male flies from a large panel of lines which each carry a mutation in a single ... > full story -
54-million-year-old Skull Reveals Early Evolution Of Primate Brains
June 23, 2009 — Researchers have developed the first detailed images of a primitive primate brain, unexpectedly revealing that cousins of our earliest ancestors relied on smell more than ... > full story -
Insects' Sex Scents Can Save Lives
June 21, 2009 — By identifying and also finding methods to prepare the substances, pheromones, that certain insects secret either to attract to them other individuals of the same species, potential sex partners, or ... > full story -
Severely Memory-deficit Mutant Mouse Created
June 20, 2009 — A Japanese research group has successfully generated a novel kinase-dead mutant mouse of the CaMKIIalpha gene that completely and exclusively lacks its kinase activity. They examined hippocampal ... > full story
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