What's next after India's coronavirus lockdown?
As India settles into a country-wide lockdown, a looming question is whether its health care system will be prepared for what's next. And, South Korea, Hong Kong, Taiwan and Singapore have all been praised for "flattening the curve" of COVID-19 outbreaks. But sadly, these places can't celebrate just yet. If you're an ant the size of a sesame seed, danger can come in many forms. New research has found that Myrmecina graminicola ants have a unique defense: They tuck into a ball and roll.
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