Very little is known of the Ona language, save that it is as harsh as the Yahgan is liquid.
But the Yahgan did not delight in open warfare or bloodshed.
Of this Yahgan Darwin said: "I should think there was scarcely another human being with so small a stock of language."
Some of the land he now holds once belonged to a number of Yahgan families.
The Yahgan household utensils were few in number and of the simplest character.
In Fuegia there is at least one radically distinct tongue, the Yahgan, studied by Bridges.
Some years ago the Chili Government sent an expedition to explore the Yahgan country.
Among the Yahgan of Tierra del Fuego fishing is left entirely to the women, and this is not at all unusual.
The Yahgan boats are mentioned slightingly, if at all, by nearly every traveller who has visited the region.
He believed he could repel any Yahgan boarders that might attack him, and eventually make friends with the repulsed.