structure: P1: new evidence for when humans first arrived in NZ; P2: a minority view (critics); P3: a different technique that is thought to be more accurate; P4: Ian Smith's comment; David Lowe's comment.
content: confirm when humans first landed NZ with the help of ancient rat bones
attitude: objective
words: hopped aboard, polynesian, gnawed, excavation,
- The speed of destruction makes the risk to currently declining populations of rat-sensitive species more pressing as they could be diminishing faster than previously assumed.