The monkeys' "ultra-yodels" had frequency leaps that were five times larger than human frequency changes, often exceeding ...

Yodelers of the world, you never stood a chance: Monkeys will ... and even ancient human ancestors, appear to have this special tissue, Dunn said. At some during our evolution, humans seem to ...

allow monkeys to introduce voice breaks to their calls. These structures disappeared from humans through evolution to allow ...

It turns out apes and monkeys possess vocal membranes in their throats that humans lack. Scientists suspect these structures slowly disappeared through evolution to allow for more stable speech. So ...

In our study, we compared these connectivity fingerprints across the human, chimpanzee, and macaque monkey brain. The chimpanzee is ... This insight underscores the complexity of human brain evolution ...

Professor Tecumseh Fitch, an expert in human vocal evolution from the University of Vienna and a co-author of the study, said: “Our study shows that vocal membranes extend the monkey’s pitch ...

These membranes disappeared from humans through evolution to allow for more stable speech. These membranes allow monkeys to introduce "voice breaks" to their calls at the same rapid transitions in ...