Their shelter consisted of thin mats held together by shells. Resources were limited; as an example, de Vaca noted that "firewood was scarce and mosquitoes abundant." This led to the easy spread of diseases. The natives of the village relied heavily on the roots from October to February; as well as fishing in November and December for a stable food source. By the end of February, the natives were often moving away from the island. While Texas Indians relied heavily on hunting and gathering, many had only bows and arrows as weapons. This resulted in a change in their physical appearance. The appearance of Texas Indians changed depending on hunting and cultivation. The men had nipples perforated to hold the reed of an arrow. This would stabilize the reed; and make their shooting more precise. Their noses were also punctured; which contained a piece of cane. This was a type of primitive jewelry that helped personify their culture. When da Gama saw this, he was both impressed and arrogant towards the native.