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thinkahol *

Plants And Animals Moving As Climate Changes, Study Finds - 0 views

    A new study suggests that plants and animals are moving as the climate changes. Red Orbit reports on research published in the journal Science, showing that as temperatures rise, plants and animals are moving away from the equator and to higher elevations.
thinkahol *

Why animals don't have infrared vision: Source of the visual system's 'false alarms' di... - 1 views

    ScienceDaily (June 9, 2011) - On rare occasion, the light-sensing photoreceptor cells in the eye misfire and signal to the brain as if they have captured photons, when in reality they haven't. For years this phenomenon remained a mystery. Reporting in the June 10 issue of Science, neuroscientists at the Johns Hopkins University School of Medicine have discovered that a light-capturing pigment molecule in photoreceptors can be triggered by heat, as well, giving rise to these false alarms.
Walid Damouny

Contagious cancer thrives in dogs by adopting host's genes - 2 views

    An curious contagious cancer, found in dogs, wolves and coyotes, can repair its own genetic mutations by adopting genes from its host animal, according to a new study in the journal Science.
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