with the wood, and occasionally found their way into our beds; but in every instance we were fortunate enough to discover and destroy them before they did any harm. Naval officers on this coast report that, when scorpions and centipedes remain a few weeks after being taken on board in a similar manner, their poison loses nearly all its virulence; but this we did not verify. Snakes sometimes came in with the wood, but oftener floated down the river to us, climbing on board with ease by the cha...