Add Yahoo as a preferred source to see more of our stories on Google. Photography by Rachel Pickus Pashun George and her sister grew up scratching their mother’s back before bed. Now, they charge $130 ...
A cow’s clever behavior using back-scratching tool forces scientists to rethink intelligence of animals - This type of ...
It’s long been assumed cows are not intelligent enough to make or use tools. But that assumption is being challenged by a back-scratching bovine named Veronika. The cow's impressive knack for the tool ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results