Tag: "autumn" at biology news
A novel virus for croup
...e second year of life and its predominance in late autumn
and earlier winter, that are matched by patterns of HCoV-NL63 occurrence. This systematic association of croup with HCoV-NL63 is particularly timely as the newly identified virus has spread worldwide, reported in Australia, Japan, the US and Canada...
Overbearing colored light may reveal a second mechanism by which birds interpret magnetic signals
...the seasonal shift between southerly directions in autumn
and northerly directions in spring. Tests under sp...longer show the seasonal change between spring and autumn
and instead head north in both seasons. This behavior did not appear to involve the normal inclinati...
Northern birds are fatter!
...ch will ensure birds can complete their spring and autumn
migrations." Dr Williams will present his research on Tuesday 4th April at the Society for Experimental Biology's Annual Main Meeting in Canterbury [session A4]. "Our data can be used to assess habitat quality and the importance of specific sites f...
For crickets, parasitic flies can stop the music
... that considerably fewer male crickets sing in the autumn
when the parasitic flies are abundant. They also found that female crickets are reluctant to approach singing males in the fall, perhaps unknowingly avoiding becoming the target of the flies themselves. The findings, reported in a pair of recent p...
Rearing an army to save wheat
...at the University of Arkansas. The late summer and autumn
efforts are being completed by Frazier. It became her job to tend the cages of parasitic wasps every few days, after Palliparambil-Robert departed. Weaver said more research is needed to determine precisely how many sawflies and parasitic wasps ne...
Bats prey on nocturnally migrating songbirds
...Moreover, a higher fraction of songbirds' flesh in autumn
than in spring was attributed to the more massive ... their breeding area. In addition, young birds in autumn
may represent naïve, inexperienced, i.e. more vulnerable prey. The ability of giant noctules to p...
Male reindeer inflate a large air sac in the neck region to emit their hoarse rutting calls
...s. Males vocalize almost exclusively during the autumn
rutting season whereas females are mostly silent during that period. Instead, vocal communication of females tends to mainly occur with their young, in the first months after the birth in summer. In mother-young communication the air sac individualiz...
Rapid response was crucial to containing the 1918 flu pandemic
...res that were implemented in 17 U.S. cities in the autumn
of 1918. The second study, undertaken at Imperial College London, looked at 16 U.S. cities for which both the start and stop dates of interventions were available. Schools, theaters, churches and dance halls in cities across the country were clos...