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There are over 100 words for the noise a dog makes, in more than 60 languages, according to the work of psychologist Stanley Coren. These range from “ouah-ouah” in France to others less recognisable to English speakers, such as “hong-hong”, apparently, in Thailand. Of course, these differences only reflect the languages of the countries in question, and are nothing to do with the animals themselves.
What’s less widely recognised is that genuine differences can exist in the sounds some wild animals make to communicate, even in different parts of the same country. Song birds such as chaffinches, for example, can show regional differences in the calls they make. This might help to distinguish neighbours from outsiders.
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Naked mole rats are very communicative creatures, they quietly chirp, squeak, twitter or even grunt to one another. The scientists wanted to find out whether these vocalizations have a social function for the animals – and found that each colony has its own dialect that promotes social cohesion.
When two nearly blind naked mole rats encounter each other in a dark subterranean tunnel, it could be a friendly meeting or a moment of potential bloodshed between strangers. The creatures chirp to each other in greeting and what happens next depends on the exact sound of those chirps.
That s because each colony of naked mole rats speaks its own distinct dialect, instantly recognizable to its members, according to a new study in the journal
Naked mole rats are very communicative creatures, they quietly chirp, squeak, twitter or even grunt to one another. The scientists wanted to find out whether these vocalizations have a social function for the animals – and found that each colony has its own dialect that promotes social cohesion. Felix Petermann, MDC
toggle caption Felix Petermann, MDC
Naked mole rats are very communicative creatures, they quietly chirp, squeak, twitter or even grunt to one another. The scientists wanted to find out whether these vocalizations have a social function for the animals – and found that each colony has its own dialect that promotes social cohesion.
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