Flightless bird requirement for flightlessness. The kiwi does not exhibit gigantism, along with tinamous, even though they coexisted with the moa and rhea that both exhibit gigantism. This could be the result of different ancestral flighted birds arrival or because of competitive exclusion. The first flightless bird to arrive in each environment utilized the large flightless herbivore or omnivore niche, forcing the later arrivals to remain smaller. In environments where flightless birds are not present, it is possible that after the K/T Boundary there were no niches for them to fill. They were pushed out by other herbivorous mammals. New Zealand had
Work Is a Four-Letter Word and his fiancee Betty Dorrick (Black) wants him to settle down. Accordingly, Brose seeks a job in DICE's boiler-room, a suitable environment to grow his mushrooms. The plot describes his attempts to get the job, and the conflicts with middle-management, including the personnel manager, Mrs Murray (Spriggs, in her first film role). Having obtained it, Brose is more interested in his mushrooms than tending the boiler, with unforeseen results including a major power cut. The boiler room contains a computer (for some reason), which towards the end of the film is also breaking down. Brose eventually marries Betty, but is