Penguin Chicks Frozen by Global Warming?

Human activity is endangering about two thirds of all penguin species, according to a new paper based on decades of research and observations.

The conservation biologist behind the paper points out some of the many ways penguins are suffering, such as by ingesting oil from spills, by being run over by tourists, by having their nesting times confused by climate change, and by losing their prey to changing currents.>