Natural history
Erin Espelie, Solvin Zankl (fot.)
págs. 2-4
Seeing the light: We humans pride ourselves on our color vision. Yet compared with many other animals, we are visual pipsqueaks.
págs. 14-18
Meet the alloparents: Shared child care may be the secret of human evolutionary success.
págs. 24-29
Jewel of the deep: Are the modern incarnations of age-old traditions-coral diving and craftsmanship-selling Mediterranean red coral out?.
págs. 30-35
The Magic Rock Garden: A rare dolomite plays host to Alabama rarities.
págs. 36-37
pág. 48
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