Blue-green algae found in lakes could be deadly for dogs

If you are thinking of taking your dog out for a swim in a lake this summer, be careful. Mother Nature Network reports that blue-green algae, or yanobacteria, often lurks in lakes can be deadly. The algae can turn lakes into a distinctive green color and producing a thick green scum film that is coupled with "an offensive smell." MNN explains, "Sometimes blue-green algae also produce microcystins, toxins that can be deadly to dogs, livestock and other animals within hours of contact.
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