“It is completely unexpected…
…The biggest colony of king penguins on the planet has collapsed, with nearly 90 per cent of the population vanishing since the 1980s, ecologists said.
…The cause of the population collapse remains a mystery, with scientists speculating that climate fluctuations or disease could be to blame. In 1997, a particularly strong El Nino weather event pushed the fish and squid on which king penguins depend further south, beyond their foraging range.”