Dayaks n. pl. : See Dyaks.

Example:
the Dayaks, head hunters. how is the victim choosen?

Taxonomy
Dayak, Borneo, Sarawak, Kalimantan, Dayak languages, Sea Dayak, populations, Longhouse, Melanau, the Dutch, Kenyah, society, Dayaks of Borneo, Languages, organised, the practice, settlements, Indonesia.

Defination from the web:
Dayaks are the Bakumpai and Dayak Bukit of South Kalimantan, The Ngajus, Baritos, Benuaqs of East Kalimantan, the Kayan ... Over the last two centuries, some Dayaks converted to Islam, abandoning certain cultural rites and practices. ...