For the first five hundred miles, after leaving the Amazon, this precaution was mainly to provide against the wild animals, that were always prowling around camp, and often showed a curiosity to make the acquaintance of the sleepers, and especially of their supplies.
The white men held an earnest consultation, while occupied in eating their evening meal or lunch.

Had they deemed it prudent to kindle a fire, they would have prepared some fragrant coffee, of which they carried an abundance, though plenty of the little berries were encountered growing wild along the Xingu.
But that much-relished refreshment was now dispensed with, and they ate their fruit and a slight quantity of dried meat in darkness.

The fish in the river was an unfailing source of supply, but that species of food also required fire in its preparation, and was therefore out of the question for the time.
Their latitude was about fifteen degrees south, the temperature being so mild that the whites could have got along very well with as scanty raiment as their native helpers, though, as has been intimated, they clung to a civilized costume.

They wore broad Panama hats, flannel shirts, with no coats or vests, and strong duck trousers thrust into their bootlegs.

Thus attired, they were probably as comfortable as they could be.
A belt around the waist contained a supply of cartridges for their Winchesters and revolvers, besides affording a resting place for the knives, the indispensible Smith & Wesson being carried in the hip pocket, after the usual fashion.
In view of the unusual peril threatening the party, extra precautions were taken against surprise.