Researchers: Elephants' Sense of Smell Superior to Dogs'

The best sense of smell on Earth belongs to the largest land mammal, the African elephant, according to researchers at the University of Tokyo. Their new study found that African elephant have 2,000 genes dedicated to recognizing odors - twice as many olfactory genes as dogs have, five times as many as humans and many more than 11 species of mammals considered to have a keen sense of smell.   The researchers wrote they could not determine a reason for the large number of elephant...

© La Voix de l'Amérique - mardi 22 juillet 2014