This tiny blue flower can kill a humpback whale

The humpback whale is one of Earth's largest creatures, with an average weight of around 40 tons. But as it turns out, this gigantic creature is vulnerable to the toxins of a much smaller living thing: Aconitum delphinifolium, better known as Larkspur monkshood. » 4/21/12 4:00pm 4/21/12 4:00pm

10 of the World's Deadliest Plants — And How They Kill You

Be careful what you touch, and what you eat. Some vegetation can snuff out your life as surely as a venomous snake. There are hundreds, if not thousands, of poisonous plants in the world, and some of them are deadly. » 9/19/11 10:50am 9/19/11 10:50am