This article is from Hakai Magazine, an online publication about science and society in coastal ecosystems. Read more stories like this at hakaimagazine.com. Scientists in South Africa have found that ceramic nest boxes can shield endangered African penguins from climate change. In the past, the seabirds laid their eggs in burrows dug into centuries-old layers of their own excrement. But in the 1800s, most of the guano was scraped up by traders and shipped to the United Kingdom as fertilizer. Since then, many penguins have nested in the open, exposing…
