Nature World: Over the last 30,000 years, a new study says, penguin populations have risen and fallen. Between the last Ice Age and up to around 1,000 years ago, penguins actually benefitted from the warming climates and retreating ice - though polar bears might disagree - suggesting that recently observed declines in penguin populations are the result of ice retreating too far and too fast.
As detailed in the paper published in the journal Scientific Reports, an international team of scientists used a genetic...