Blue Bloods: A guest post by Jean Ryan

  Today’s post is courtesy of Survival Skills author Jean Ryan, whose blog you can find on her website. Enjoy! Blue Bloods The blood of a horseshoe crab is blue, a translucent baby blue that looks as precious as it is. The blood contains a mechanism, LAL, that detects pathogens and clots around them; pharmaceutical companies use this substance …

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Consider the Sloth: A guest post by Jean Ryan

Today’s post is courtesy of Survival Skills author Jean Ryan, whose blog you can find on her website. Enjoy! Consider the Sloth Do animals think? Countless experiments have been undertaken to answer this question and the consensus is: Yes, they do. I guess I’ve always considered this answer fairly obvious. How would creatures survive if they couldn’t evaluate situations …

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