Somewhere in a stand of raupo at the edge of a Waikato wetland, the pūweto is almost certainly present and almost certainly invisible. It prefers to be heard rather than seen, which is the correct strategy for a bird the size of a small blackbird living inside vegetation dense enough to hide a person. The call, a long churring trill and occasional wobbling notes, carries clearly across the water. The bird stays inside the raupo and does not feel obligated to show itself. Small and dark, with brown upperparts, blue-grey underparts, and eyes of an improbable red, the spotless crake is a bird whose visibility operates entirely on its own terms. When it does emerge to forage along the vegetated margins of a wetland, it retreats at the first sign of disturbance with a speed suggesting the earlier appearance was a moment of poor judgment. Most reliable records come from call-playback surveys or from observers who have sat motionless for a very long time and are prepared to wait considerably longer. Its range is wider than the records suggest. The spotless crake is found across the North Island, parts of the South Island, and on several offshore islands including the Kermadecs, Tiritiri Matangi, and the Poor Knights. Its capacity for nocturnal dispersal means it likely occupies suitable habitat well beyond known sites. This is moderately reassuring, except that suitable habitat is the central problem: over ninety percent of New Zealand's lowland wetlands have been drained since European settlement, and those wetlands are where pūweto lived. Nesting occurs in raupo or sedge clumps, with a woven nest platform built above water level. Several decoy platforms are typically constructed nearby, presumably to confuse predators looking for something that looks like a nest. Clutches of two to five eggs are laid from late August, incubated by both parents for around three weeks. Chicks can catch live prey within three days of hatching. The breeding logistics are efficient. The habitat that makes those logistics possible is not reliably available, and has not been since the drainage programmes of the nineteenth and twentieth centuries removed most of the lowland wetlands that once covered the country. DOC classifies the spotless crake as At Risk, Relict, meaning it now occupies substantially less than ten percent of its pre-European range. The bird will not announce its own decline. It will continue hiding in whatever raupo remains, the populations in the best wetlands holding on, and the ones in marginal or degraded sites gradually stopping when played back to.