record worm length? 

i left my framsticks running for 2 hours and upon returning I was amazed
to see that only 7 million steps had passed. It was in F9 mode, so I
didn't understand this at first. Switching back to F4 mode made it
abundantly clear, when I saw the massive size of the frams that had
evolved. I was running a speed/distance experiment from a single
bacteria. I'd never experienced the worm-growing problem before, but
here it was right in front of me and larger than i ever expected.

in a gene pool of 200 (with no copies allowed) the average number of
body parts was somewhere close to 3000, with the largest being 3654.
These worms scarcely moved (velocity of 0.001), but scored distances of
300+. These guys also had large sized brains, averaging 50 neurons with
about 20 connections. So simulating even a single fram in F9 mode caused
the program to crawl at 700 steps/second.

Taken aback, I cleared the gene pool and added and -100 fitness modifier
to body size (adding more onto the velocity and distance modifiers to
counterbalance it) and set it going for another 2 hours.

Came back to sticks with no more than 2 body parts, no brains, and
(again) scarcely moving.

Of the several months I've used framsticks, I've never encountered the
classicly documented lazy worm problem before today. Is there a
particular parameter that I might've changed which caused them to evolve
in such a way?

For amusement's sake, I included the genotype of the largest of these
monsters below.

(EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:4.62]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:3.303]EXX[|]XMQX[|,r:0.979][Sti]XEXXLX(XXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|,r:1][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXXLXXXX[Sti]XcXXXX[|]XMQXXWX[Sti]XEXcXXXLXXXXMQXQX[Energy]XcXXXX[|]XMQXXWXX[Nn,-2:3.415]wXWXXcXXXX[|]XMQXXWXQX[|,r:0.979][Energy]XcXXXX[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEX
cXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:5.061]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|,56:1]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.327]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.97
9][Sti]XEXXLXXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:7.05]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn,-5:1]XWXXX[|][Sti,-2:2.359]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWXXMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][
Sti,-2:8.711]EXXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:7.05]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn,-5:1]XWXXX[|][Sti,-2:2.359]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]),XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWXXMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XW
XXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.711]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]MQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXX[|]XMQX[|,r:0.979][Sti]XEXXLX(XXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|,r:1][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXXLXXXX[Sti]XcXXXX[|]XMQXXWX[Sti]XEXcXXXLXXXXMQXQX[Energy]XcXXXX[|]XMQXXWXX[Nn,-2:3.415]wXWXXcXX
XX[|]XMQXXWXQX[|,r:0.979][Energy]XcXXXX[|,9:1]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:5.455]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.327]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:5.028][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]LXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:7.215]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti
]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:7.05]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn,-5:1]XWXXX[|][Sti,-2:2.359]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]),XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWXXMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2
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[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.327]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.711]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]MQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]XX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]
XXWXX[Nn]XWXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:5.061]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XEXXLXXXWX[Sti]XEXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:7.05]EXX[|]XMXXLXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn,-5:1]XWXXX[|][Sti,-2:2.359]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:2.71]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][St
i,-2:9.746]EXX[|]XMQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMXWX[T]X[Nn]XWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.327]EXX[|]fXMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1.505][Sti]EXcXXWXXXXX[Sti]EXMQXXW[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXWX[Sti]XEXcXXWXXXXX[Sti]EXMQXXWX[T]X[|]XMQXXWX[Sti]XEXcXXXLXXXX[Sti]EXMQXXWX[T]X[Nn]XWXXX[|][Sti,-2:8.347]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXX[|,-8:1][Sti]EXcX[|]EXXLXXXX[|]XMQXWX[T]X[Nn]XWXXX[|][Sti,-2:3.862]EXX[|]XMQX[|,r:0.979][Sti]XEXXLXX[|,r:0.979][Sti]XEXXLXXXXXXQQX[Sti]XXcQXXXX[|]XMQQX[Sti]XXQX[Energy]XXWXX[Nn]XWXXX[|][Sti,-2:3.383]EXX[|]XMQXMQXWX[T]EXMQXMQX[|,r:0.979][Sti]XEXXLXXXX[|]XMQXXcX[|,-8:-1.373][Sti]EXcX[|]EXX[Sti]LXXXX[|]XMQXWX

Forums: 
williamsharkey's picture

When you want to limit body size, the sliders are not always the best
solution.

You can make sure worms never appear differently. You could give a final
fitness score of 0 to creatures with 30 or more body parts.

Go to Simulation Parameters >> Experiment >> Parameters >> Gene pools >>
Genotypes

Look for the big white text box.

You will type something in there that "RETURNS" fitness.

If you type "return 0;", every creature would have a fitness of 0.

But we only want to punish worms. If you are evolving for lifespan, you
should type this:

// start
var validator = (this.strsiz < 30); // this sets validator to 1 if there are
less than 30 body parts
return this.lifespan * validator; // this returns lifespan usually, but
returns 0 for worms
// end

Maciej Komosinski's picture

> These worms scarcely moved (velocity of 0.001), but scored distances of
> 300+.

This is strange. We evaluated the genotype you sent and its
distance was very small.

Please send us (capstone@kagi.com) the .sim file (simulator settings)
which make these worms achieve such distances. Or the .expt file.

MacKo