Word got around to the manufacturer but it was a mystery why Onyx died.

Image Credit: Boredom Therapy

Flea collars have been known to cause hair loss and skin problems to pets.

Image Credit: Boredom Therapy

Like this poor cat here, the collar caused a serious chemical burn.

Image Credit: Boredom Therapy

Please seek your vet’s advice before purchasing a flea collar!

Image Credit: Boredom Therapy

Share away, people.

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