The most common presenting complaint of DID is depression, with headaches being a common neurological symptom. Co-morbid disorders can include substance abuse, eating disorders, and anxiety. Things like posttraumatic stress disorder (PTSD) and personality disorders are introjected behaviors only.
Fourteen of them were the notebooks Darwin used on his shore excursions during the voyage of the Beagle (1831-1836). This is the first complete edition of these important notebooks, thirty years in the making. The notebooks were also published in 2009 as a book: Gordon Chancellor and John van Wyhe eds.
The HMS Beagle. The HMS Beagle began its voyage around the world with Charles Darwin as its Shipâs Naturalist on December 27, 1831. The five year voyage provided Darwin with a wealth of experience and information. He observed and collected numerous natural specimens such as insects, plants, birds, mammals and fossils.