Facts of the Week 9-19-11
Facts about the human body: ~ Every day, the average person swallows about a quart of mucous. ~ Humans can use sound to sense objects in their area using echolocation.…
Covering the San Fernando Valley & the Greater Los Angeles area.
Facts about the human body: ~ Every day, the average person swallows about a quart of mucous. ~ Humans can use sound to sense objects in their area using echolocation.…