Brown Recluse Spider Bite â Stages, Symptoms, Treatment, Pictures The mouth parts on most spiders are not strong enough to bite into the human skin and hence a large percentage of the spider population across the United States is actually harmless.
Answer: The protection of U.S. sovereignty, territory, domestic population, and critical defense infrastructure against external threats and aggression, or other threats as directed by the President. The Department of Defense is responsible for homeland defense.
United States Secretary of Homeland Security. The United States Secretary of Homeland Security is the head of the United States Department of Homeland Security, the body concerned with protecting the U.S. and the safety of U.S. citizens. The secretary is a member of the President's Cabinet.