How does one of the most ruthless killers of our time deserve any kind of respect that is in keeping with any religious practice? (religion.blogs.cnn.com)
Every few months, the fact that domestic cats are ruthless killers hits the news. (blogs.scientificamerican.com)
With 2.7 million deaths per year, malaria remains one of the most ruthless killers of the tropics. (sciencemag.org)