Rats

... cause an autoimmune reaction if transplanted from the testis into a different part of the body. This has been demonstrated in experiments using rats by Lansteiner (1899) and Metchinikoff (1900),[11][12] mice [13] and guinea pigs.[14] The likely reason for this is that sperm first mature at puberty, ...

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... this study points to the quite substantial hazard of RF-EMR from the mobile phone on passive avoidance behaviour and hippocampal morphology in rats. http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3341445/ The safety of human exposure to an ever-increasing number and diversity of electromagnetic ...

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... The study, published in the journal Alcoholism: Clinical and Experimental Research, found significant learning deficits in the grown offspring of rats that had consumed low levels of alcohol during pregnancy. Those findings in rats followed a study published last month that found that children ...

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... I am not sure which type of parasite this one is, but for my novel, I would like for it to mutate and be able to control humans as it does with rats. As roughly half of the population has this parasite dormant in their system, I suppose it wouldn't matter if one would mutate...Everyone would ...

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... areas where existing large predators couldn't penetrate the most predatory species present would have to take over the role. You would get giant rats or hedgehogs within a few generations.

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