Posts Tagged ‘pheromones’
Beetles eavesdrop on ant pheromone chatter
U. MICHIGAN (US) — Predatory beetles can detect the unique alarm signal released by ants being attacked by parasitic flies, and use what they overhear to pick safe egg-laying sites on coffee bushes. Continue…
Monday, August 6, 2012 14:31 - 0 Comments
Top Stories - Jun 7, 2012 11:36 - 0 Comments
Without key gene, male flies don’t feel sexy
WASHINGTON U. – ST. LOUIS (US) — Researchers have identified a gene that seems to unleash the fruit fly’s highly stylized and repetitive courtship ritual. (more…)
Top Stories - Feb 10, 2012 11:01 - 0 Comments
Older flies with sexy smell turn on males
U. MICHIGAN (US) — Changes in pheromone production that occur with age can reduce sexual attractiveness, according to a recent study with fruit flies. (more…)
Earth & Environment - Feb 10, 2011 16:35 - 1 Comment
Fish turn it on to lure the girl
TEXAS A&M (US) — When seeking a mate, male swordtail fish use chemical cues in their urine to elicit sexual responses from females downstream. (more…)
Science & Technology - Jan 25, 2011 12:27 - 1 Comment
Pathogen wins by not being picky
BROWN (US) — A fungal pathogen succeeds at becoming a persistent and opportunistic source of infection in humans because of a mating strategy best described as “don’t be too choosy.” (more…)
Earth & Environment - Aug 9, 2010 13:44 - 0 Comments
Ladybugs gobble up ‘fearless’ aphids
CORNELL (US)—Aphids that are raised on plants genetically engineered to emit a compound that warns of a predator, become so accustomed to the chemical they no longer respond to it—even when a predator is really present. (more…)
Earth & Environment - Jun 22, 2010 11:45 - 0 Comments
Pathogens police migrating gypsy moths
CORNELL (US)—Efforts by land managers to release pathogens to control the spread of gypsy moth caterpillars are ineffective and unnecessary because the pathogens are already chasing down the migrating moths on their own. (more…)
Science & Technology - Dec 9, 2009 14:54 - 0 Comments
Why King Kong failed to impress
DUKE (US)—Humans have the same receptors for detecting odors related to sex as do other apes and primates. But each species uses them in different ways, stemming from the way the genes for these receptors have evolved over time. (more…)
Science & Technology - Dec 7, 2009 14:11 - 0 Comments
Fly-off-the-handle pheromone—in flies
CALTECH (US)—Researchers have identified a pheromone in the vinegar fly that makes males behave aggressively, and they’ve pinpointed the neurons in the fly’s antenna that detect this pheromone and relay the information to the brain to elicit aggression. (more…)
