Before they even hatch, Yellow Legged Gull chicks seem to be communication to their nest mates. Amy dives into the how and why.   Show Notes: https://www.sciencealert.com/baby-birds-can-communicate-with-each-other-from-inside-their-unhatched-eggs Science Alert – Michelle Starr Unhatched bird embryos can not only hear the warning calls of adult birds – they can communicate that information to their unhatched brothers […]