Because its life or death all the time. Hosts, meanwhile, tend to be at an evolutionary disadvantage. Gloucesters lament in King LearAs flies to wanton boys are we to th gods; / They kill us for their sportisnt cited in Super Fly: The Unexpected Lives of the Worlds Most Successful Insects, but I suspect that the books author, Jonathan Balcombe, would agree with the sentiment deploring those sadistic youths. En masse, we deem them a cloud, a presence as fickle (and sometimes as forceful) as weather. Our bodies, like the United States government, make a startlingly large investment in defense.
Using a Russel was able to obtain samples from a cater.
( z0 possible :ARG1 ( z1 obtain :ARG1 ( z2 thing :ARG1-of ( z3 sample ) ) :ARG2 ( z4 cater ) ) :manner ( z5 use :ARG1 ( z6 product :name ( z7 name :op "Russel" ) ) ) )
(z0 / possible-01
    :ARG1 (z1 / obtain-01
              :ARG1 (z2 / thing
                        :ARG1-of (z3 / sample-01))
              :ARG2 (z4 / cater))
    :manner (z5 / use-01
                :ARG1 (z6 / product
                          :name (z7 / name
                                    :op1 "Russel"))))
Using a Russel was able to obtain samples from a cater .
z5 :ARG1 z6
z6 :name z7
z7 :op1 0
z0 :manner z5
z0 :ARG1 z1
z1 :ARG1 z2
z2 :ARG1-of z3
z1 :ARG2 z4