GREEN, MEAN, AND UNSEEN

Dolphins smile because they know something you don’t. And they’re not telling.

✗ FAKE

More Green, Mean, and Unseen facts

Dolphins call each other by name using unique whistles. Social etiquette, underwater.Nature is “balanced” because every time it creates something cute, it also creates something that bites.Mantis shrimp has the most complex eyes in the animal kingdom. Vision running on expert mode.Sunflowers can remove toxic substances from soil (phytoremediation). Pretty and productive.Koalas sleep so much because eucalyptus is basically a bedtime story.Whales sing because they’re underwater divas.See all Green, Mean, and Unseen facts →

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