Image for Dangerous times

Dangerous times

Duration: 01:06

Rolling off the cliff is not the only peril facing guillemot eggs.

Available since: Wed 9 Oct 2013

This clip is from

The Great British Year Spring

2/4 Spring arrives, marking the start of an epic race for life where timing is everything.

First broadcast: 09 Oct 2013

Image for Spring Not currently available on BBC iPlayer

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