While visiting Guatemala Sarah Everts is bitten by a dog, so she goes looking for a rabies shot. But coming home to Canada is when the real problem started.
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A science writer is challenged when her dog comes down with a case of heartworm -- and then the medication goes wrong.
Read MoreChristine Gentry: Four lessons from my dad
Christine Gentry's rural, Vietnam vet father rarely talked about important issues, but a series of remarkable moments with animals and nature teach her four lessons she'll never forget.
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