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

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 ...

They’re growing human/monkey hybrids in a lab for the purpose ... help to better understand early human development and primate evolution and develop strategies to improve human chimerism ...

When monkeys howl—or yodelers yodel—they ... Dunn said. At some during our evolution, humans seem to have lost these membranes, he added. But the shame of being inferior yodelers may have ...

The macaque monkey is the non-human primate best known to science ... This insight underscores the complexity of human brain evolution, suggesting that our advanced cognitive abilities arose not from ...

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 ...

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 ...

Apes and monkeys possess special anatomical structures in their throats called vocal membranes, which disappeared from humans through evolution to allow for more stable speech. However ...

When monkeys howl -- or yodellers yodel -- they ... Dunn said. At some during our evolution, humans seem to have lost these membranes, he added. But the shame of being inferior yodellers may ...