Environment
Penguin tail feathers reveal secrets of where they swim for food
Conservationists need to track penguin populations, but tagging hundreds of birds is impractical. A technique borrowed from forensics offers a solution
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Conservationists need to track penguin populations, but tagging hundreds of birds is impractical. A technique borrowed from forensics offers a solution
Thousands of wildebeest drown as they cross the Mara river in Kenya on their yearly migration – creating a boon for the river’s ecosystem