This is poison hemlock, or Conium maculatum. Its leaves look a lot like flat-leaf parsley, don’t they? That similarity was unfortunate for one man, a Scottish tailor named Duncan Gow. In 1845 his children made him a sandwich for his… Read More
In 1849 and again in 1852, the U.S. imported house sparrows from Germany as a defense against caterpillars. They multiplied rapidly. Prior to 1849, the species was not found in America.