An albatross that stayed home defines this species. Buller's mollymawk breeds only on islands around New Zealand. The Solander group hosts a population. The Snares hold another. The Chathams complete the trio. Wandering is minimal. Other albatrosses crisscross the Southern Ocean. This one prefers the neighbourhood. Vulnerability results from the restriction. Uniqueness follows too. The limitation acts as both shield and trap. Plumage aligns with typical mollymawk standards. A dark grey back covers the upper body. White underparts contrast sharply. The tail remains dark. Pale grey colours the head. A dark smudge surrounds the eye. The bill is black. Yellow ridges run along it. An orange tip finishes the look. Brightness prevails. Distinctiveness is assured. Confusion with other New Zealand albatrosses is unlikely. Colours serve identification purposes. Camouflage is not the goal. Visibility is the point. Fish, squid, and crustaceans form the diet. Surface seizing captures prey. Shallow diving retrieves deeper targets. Fishing vessels attract attention. Discards from trawlers and longliners offer easy meals. Hooks present danger. Bycatch constitutes the main threat. Convenience carries a cost. The bird does not weigh risk. Food is seen. The chance is taken. Flight patterns match typical mollymawk behaviour. Rapid flaps initiate movement. Long glides follow. Energy expenditure exceeds that of great albatrosses. Frantic activity falls short of smaller petrels. Compromise defines the style. Efficiency allows coverage of thousands of kilometres. Exhaustion is avoided. Wings function as tools. Ornamentation is absent. Necessity drives the design. Breeding colonies are noisy and crowded. Pair bonds last for life. Nest sites see annual return. A single egg is laid. Incubation shifts last up to two weeks. Both parents participate. Regurgitated squid and fish oil feed the chick. Fledging takes about four months. Weight exceeds parental mass by then. Investment is heavy. Return remains uncertain. The Solander Islands, off the south coast of the South Island, hold the largest population. The Snares and the Chathams hold the rest. Remote locations define these sites. Access proves difficult. Isolation protected the species for centuries. Threats now originate from the open ocean. Land safety is an illusion. Danger lurks in the water. Lines pose the risk. Sir Walter Buller provides the name. He was a nineteenth-century New Zealand ornithologist. Specimen collection occupied his time. Species description followed. Bird shooting occurred frequently. Modern conservationists view his legacy with mixed feelings. The bird holds no opinion. Names do not matter to it. The next meal matters. The next chick matters. The next season matters. Population stability exists for now. Restricted range creates vulnerability. A single disaster could alter the status. An oil spill poses risk. A new fishery introduces danger. A predator on a breeding island threatens survival. The toroa waits. Options are few. Carrying on is the strategy. No one told it otherwise.