Dolphin calls 'unique and interesting'

Justin Webb speaks to Vincent Janik, reader in Biology at the University of St Andrews.

23 July 2013

4 minutes

This clip is from

Today—23/07/2013

Science and Nature clips
Listen to a selection of clips from recent and upcoming programmes.

White working class students 'lagging behind' at university
Duration: 05:01
Margaret Rhodes: Royal children 'were obedient'
Duration: 07:56
Tiger Woods 'inspiration' to niece Cheyenne
Duration: 03:04
The Today programme's Royal baby round-up
Duration: 01:28

M&S: Crime in stores 'more brazen and aggressive'
Duration: 05:07
NS&I set to pay millions in compensation to customers
Duration: 04:31
Bowen: Trump is at crossroads and he must make a choice
Duration: 06:57
Alan Bennett's 'Enough Said' on Brexit and Covid-19
Duration: 14:06