Smelling the forest not the trees: Why animals are better at sniffing complex smells

Animals are much better at smelling a complex "soup" of odorants rather than a single pure ingredient, a new study by the University of Sussex has revealed. Complex mixed odorants are detected more quickly and...

The taming of the dog, cow, horse, pig and rabbit

Research at the Earlham Institute into one of the 'genetic orchestra conductors', microRNAs, sheds light on our selectively guided evolution of domestic pets and farmyard animals such as dogs and cows. What does a cow,...

Dogs know when they don’t know

Researchers at the DogStudies lab at the Max Planck Institute for the Science of Human History have shown that dogs possess some "metacognitive" abilities -- specifically, they are aware of when they do not...

Dogs detect malaria by sniffing socks worn by African children

As the global battle against malaria stalls, scientists may be adding a novel tool to the fight: sniffer dogs. In recent tests trained sniffer dogs successfully diagnosed malaria infections simply by sniffing samples from...

Scientists chase mystery of how dogs process words

When some dogs hear their owners say "squirrel," they perk up, become agitated. They may even run to a window and look out of it. But what does the word mean to the dog?...

4 to 8 Dog Agility Jumps Makes Ideal Training

We are frequently asked, "How many jumps have to I begin with?" You can by no means have too many single jumps to practice agility. A exact starting vicinity is 4 jumps. This is...

Silver fox study reveals genetic clues to social behavior

In 1959, Russian scientists began an experiment to breed a population of silver foxes, selecting and breeding foxes that exhibited friendliness toward people. They wanted to know if they could repeat the adaptations for...

Virus may help combat fire ants, but caution is needed

Native to South America, "red imported fire ants" were introduced accidentally into the United States in the early 20th century. These ants subsequently invaded other countries, including Australia, New Zealand, Taiwan, China, and more...

How wolf predation shapes elk antler evolution

What happens when you mix a biologist who studies beetle horns with scientists who spend their time exploring predator-prey dynamics? You get a better understanding of why elk shed their antlers much later than...

Goats prefer happy people

Goats can differentiate between human facial expressions and prefer to interact with happy people, according to a new study led by scientists at Queen Mary University of London. The study, which provides the first evidence...

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