Southern rockhopper penguin feeding, and foraging but these penguins are able to survive and be shaped due to their variation, ability to adapt over time, and plasticity. As the climate changes, prey and predators have to adapt to survive. This poses a problem for southern rockhopper penguins. Depending on how Crustaceans and other prey adapt to survive, penguins will have to adapt or disperse as well. "E. chrysocome's" foraging behavior is largely dependent and shaped by the environment, including factors like weather and food availability. As temperatures around the world increase then something will have to change once more in order for the
What Bird is That? according to their usual habitat. The accompanying text included brief notes on distribution, breeding and behaviour. While initial sales were poor, history tells us that Cayley had accurately discerned a market need and successfully responded to it. During WWII sales accelerated and Cayley’s first collection, reprinted time and time again, eventually became a household name among birdwatchers and the book was recognised as an Australian classic. The original sponsorship of "What Bird is That?" proved a great investment for the Gould League, who benefited from the sale of its numerous reprints and revised editions. By 1960, it was rated the