The Future Scientists discovered a section of creek with little water current, but rife with crayfish current! Alas, the calamitous crustaceans were no match for the Future Scientists, once it was discovered that the crawdaddies were all stuck in reverse gear.
We invaded a crayfish's privacy and determined that it was a female. For good pictures of crayfish anatomy, you can check this Cornell University biology class site.
Male crayfish anatomy.
Female crayfish anatomy.
The last pic shows a tiny crayfish - too small to dete
rmine gender. Sorry, lil' guy/gal!
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