Naked Chicks Flummox Scientists...
Penguin chicks, that is. Scientists are baffled as... ...enguins to lose their feathers:"Feather-loss disorders are uncommon in most bird species, and we need to... ...nduct further study to determine the cause of the disorder and if this is in fact spreading to other penguin... ...more than three decade...
https://www.neatorama.com/2011/04/12/naked-chicks-flummox-scientists/
