3: Hearing Your Name. Having an individual call a "name" - is very important in busy, noisy places like flocks, herds and crowds. Dr Gillian Rice discovers how humans and animals heartheir name and make themselves heard above the hubbub. For example, an emperor penguin chick needs to hear only 0.2 seconds of its mother's call to recognise her-the rest of the call is to overcome the din of other penguins.
For details see Monday