But that changed with the discovery of a Neanderthal hyoid bone in 1989. (bbc.com)
She her team found that howler monkeys face an anatomical trade - off: a species can either have a really big hyoid bone, or it can be very well endowed. (scientificamerican.com)
An analysis of a Neanderthal's fossilised hyoid bone - a horseshoe - shaped structure in the neck - suggests the species had the ability to speak. (bbc.com)