Macaroni penguin once together at the nest site and at changeover of incubation shifts. In the 'ecstatic display', a penguin bows forward, making loud throbbing sounds, and then extends its head and neck up until its neck and beak are vertical. The bird then waves its head from side to side, braying loudly. Birds also engage in mutual bowing, trumpeting, and preening. Monitoring of pair fidelity at South Georgia has shown around three-quarters of pairs will breed together again the following year. Adult macaroni penguins typically begin to breed late in October, and lay their eggs in early November. The nest itself
The Bird with the Crystal Plumage but finds only another dead end. As he makes his way back to his apartment, Julia is attacked by the same black-gloved figure, but Sam arrives home just in time to save her and the assailant escapes. Sam starts to receive menacing phone calls from the killer, from which the police manage to isolate an odd cricketing noise in the background, which is later revealed to be the call of a rare breed of bird from Siberia, called "The Bird with Crystal Plumage" due to the diaphanous glint of its feathers. This proves important since the only one of its