Tag: "grasshopper" at biology news
Post oak grasshoppers emerging
... possible, they should send a digital photo of the grasshopper
so he can positively identify it. Behmer wants to use this information to begin mapping their location throughout the state and to create a database. He's also raising the grasshoppers in his lab, with Junek supplying nymphs she has already found...
New genetic analysis forces re-draw of insect family tree
... earth. They also included one orthopteran (the grasshopper
Locusta migratoria) and one hemipteran (the pea aphid Acyrthosiphon pisum), both of which are uncontested out-groups to the holometabolous insects. ...
Gene needed for butterfly transformation also key for insects like grasshoppers
... from larva to pupa." Normally an insect like the grasshopper
that does not undergo complete metamorphosis goes through subtle physical changes during each of its nymphal stages as it progresses to adulthood. If broad is suppressed, the nymph simply repeats the appearance from its previous phase but continues t...
Grasshopper love songs give insight into sensory tuning
...mboldt-University Berlin describe experiments with grasshopper
auditory neurons that reveal new details of such s...es" that trigger the neurons differ from those the grasshopper
hears in the natural environment but largely overlap with components of natural sounds found in mati...
Why do insects stop 'breathing'? To avoid damage from too much oxygen, say researchers
...ccasions when the insect is active. For example, a grasshopper
is most active when it flies. When the grasshopper
is inactive and resting, however, it continues to breathe in oxygen at the same high volume it uses ...
Needling Chromosomes Reveals Cell Division Secret
...to impale each of twosister chromatids in cultured grasshopper
cells at the appropriate timein cell division. Then, she would ever-so-gently apply force to pullthem apart. Upon release, if they remained apart it revealed they wereseparated; but if they snapped back together the researchers would knowthe chromati...