She's nearly finished,... «Devoted in Death»

She's nearly finished, eating and briefing, when the trio came back, chattering like...
- What are those birds in Ireland?
- We have more than one variety.
- The ones in the saying.
- Cuckoos?
- No, but that would fit. The one is for something and anothet's for something else.
- I wonder how it is I know what you're talking about. Magpies.
- That's it.