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The research was published in the journal Nature Communications, cited by Lusa, in an article that seeks to unravel the evolutionary roots of this animal “vocalization”.
Analyzes suggest that this is at least as old as the last common ancestor of all terrestrial vertebrates, which lived approximately 407 million years ago.
The use of sounds as a means of communication is common among several groups of vertebrates: the singing of birds, the croaking of frogs or the barking of dogs are some well-known examples and they play a key role in parental care, mate attraction and many others. behaviors.
Despite its importance, little is known about when and at what point in the evolutionary history of vertebrates this behavior arose.
Read more in Jornal de Angola
