Fish introduced to a mirror began to act strangely, swimming upside-down or spreading their fins. They also tried to scrape a mark from their throats. Reading time 5 minutes New research seems to ...
In hours of underwater video footage from a New York aquarium, a beluga whale named Natasha stretches her neck, pirouettes, nods, and shakes her head in front of a two-way mirror. Her daughter Maris ...
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