Researchers observed a family of critically endangered Visayan warty pigs using sticks to dig and build nests, evidence that the digitless swine are capable of using tools, according to a study in the journal Mammalian Biology
They're test subjects in studies that lead to life-saving discoveries. They're reliable and beloved therapy animals. Thirty to 50 of them took Twitter by storm earlier this year in an early bid for the year's best meme.
Now, add handiwork to the list of pigs' accomplishments. . Pigs aren't known for nest-building, and they certainly aren't known for their sophisticated use of tools. They'd never been observed using any before, a problem owed to their lack of digits and cloddish snouts. Co-author Meredith Root-Bernstein, a conservation ecologist, stumbled across the findings at a Parisian zoo, where she witnessed an adult warty pig named Priscilla dig with a stick in her mouth.
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