Now on ScienceBlogs: The Australian's War on Science 41
Category: Animal Behaviour
A group of American researchers reports that circadian and social cues directly affect electrical field strength in a species of electric fish by regulating sodium channel trafficking in cells of the electrical organ.
Posted by Mo at 10:15 AM • 1 Comments • 0 TrackBacks
Category: Animal Behaviour
The star-nosed mole's amazing fleshy appendages make it the fastest forager in the animal kingdom and enable it to sniff out food underwater
Posted by Mo at 5:20 PM • 14 Comments • 0 TrackBacks
Category: Animal Behaviour
British researchers capture more film footage of crows and rooks doing incredibly clever things
Posted by Mo at 4:05 PM • 6 Comments • 0 TrackBacks
Category: Animal Behaviour
A team of biologists has used high-speed infrared cameras and ultrasonic microphones to demonstrate that tiger moths evade capture by emitting ultrasound clicks to jam bats' biosonar
Posted by Mo at 11:20 AM • 4 Comments • 0 TrackBacks
Category: Animal Behaviour
A new study shows that the songs of isolated zebra finches evolve over multiple generations to resemble those of birds in natural colonies.
Posted by Mo at 8:49 PM • 14 Comments • 0 TrackBacks
Category: Palaeontology
Bones have been big news recently, following the publication of two papers which document remarkable fossil finds. First, a group of palaeontologists led by Phil Gingerich of the University of Michigan described Maiacetus inuus, a primitive whale which lived in...
Posted by Mo at 10:15 PM • 6 Comments • 0 TrackBacks
Category: Animal Behaviour
The familiar buzzing sound made by a mosquito may be irritating to us humans, but it is an important mating signal. The sound, produced by the beats of the insect's wings, has a characteristic frequency called the "flight tone"; when...
Posted by Mo at 9:26 AM • 0 Comments • 0 TrackBacks
Category: Animal Behaviour
Every autumn, millions of songbirds embark upon long distance southerly migrations to warmer climes. Some species migrate during the day, but the majority - including sparrows, thrushes and warblers - do so at night, leaving their daytime habitats just after...
Posted by Mo at 10:59 AM • 1 Comments • 0 TrackBacks
Category: Neuroscience
The fourth dimension - time - is essential for many cognitive processes, and for rhythmic movements such as walking. Recent research has begun to elucidate how neuronal activity encodes events that occur on the timescale of tens to hundredths of...
Posted by Mo at 11:26 AM • 2 Comments • 0 TrackBacks
Category: Animal Behaviour
When confronted with threatening stimuli and predators, the crayfish responds with an innate escape machanism called the startle reflex. Also known as tailflipping, this stereotyped behaviour involves rapid flexions of the abdominal muscles which produce powerful swimming strokes that...
Posted by Mo at 1:40 PM • 8 Comments • 0 TrackBacks
Highly Allochthonous 11.05.2009
Eruptions 11.05.2009
Not Exactly Rocket Science 11.05.2009
Corpus Callosum 11.05.2009
Starts With a Bang 11.04.2009
