Bird voice box is unique, according to ScienceDaily 24 September 2018 and Science (AAAS) News 5 October and PNAS published online 24 September 2018, doi: 10.1073/pnas.1804586115. Reptiles, amphibians and mammals produce sounds in the larynx – a structure in the throat at the top of the trachea (windpipe), but bird sounds are produced in a […]
Nanotechnology cracks eggshell problem, according to ScienceDaily 30 March 2018, ABC News 31 March 2018 and Science Advances, doi: 10.1126/sciadv.aar3219, 30 March 2018. Biologists and engineers have studied the microscopic structure of chicken eggshells to work out how such shells are strong enough to avoid being broken while an embryonic bird develops inside, but yet […]
Oldest bird vocal organ found, according to reports in BBC News, ABC News, and ScienceDaily and Nature, 2016 DOI: 10.1038/nature19852, published online 12 October 2016. Birds make sounds using an organ named a syrinx, which is located at the junction of the trachea and the two main bronchi down in the bird’s chest. This structure […]