The text broadly covers geographic and ecological factors affecting speciation, including an illustration of how they form a spectrum of possible factors, rather than two mutually exclusive possibilities.
"We think that it is within the spectrum of possible normal behavior".
The poems in "On the Spectrum of Possible Deaths" are taut, lucid, lyric, filled with complex emotional reflection while avoiding the usual difficulties of highbrow poetry.
The joke is hardly ever on the reader of Perillo's new book of poems, "On the Spectrum of Possible Deaths".
One has to integrate over all possibilities of the hazard to determine the average annual loss, estimate the worst case scenario, or the entire spectrum of possible outcomes.
Barack Obama and David Cameron have agreed "to press forward with planning, including at Nato, on the full spectrum of possible responses, including surveillance, humanitarian assistance, enforcement of the arms embargo, and a no-fly zone".
The spectrum of possible indictments in police shooting cases run from an intentional premeditated killing all the way down to the far less serious crime of involuntary manslaughter, where criminal intent does not need to be proven.
The spokesman said: "The prime minister and the president agreed to press forward with planning, including at NATO, on the full spectrum of possible responses, including surveillance, humanitarian assistance, enforcement of the arms embargo, and a no fly zone.
But if you haven't been tempted to check it before, a new colour chart from the Cleveland Clinic in America showing the spectrum of possible urine shades could convince you to do so.
The path ahead is not binary: instead there is a spectrum of possible outcomes, from a mostly symbolic break with Europe (the soft end), to a much more meaningful separation (the harder edge).
