The Nature Network on MSN
Why some animals live 200 years and others only last a day
The natural world has some pretty brutal gaps when it comes to how much time different species get. While a […] ...
11hon MSN
What does the appendix do? Biologists explain the complicated evolution of this inconvenient organ
Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic ...
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