Under the winter snow lies the subnivean zone, a hidden, near-freezing world of tunnels where voles and shrews live and foxes and owls hunt by ear.
Type: Article10 min
Under the winter snow lies the subnivean zone, a hidden, near-freezing world of tunnels where voles and shrews live and foxes and owls hunt by ear.
Why leaves change color in fall comes down to three pigments, longer nights and the weather. Here is the science behind autumn reds and golds.
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