## <PostgreSQLResult>

Territories grouped by bird and year

I would assume that there would be only one territory each year. However the table shows some birds with more than one.

territories %>% group_by(MALE, year) %>% summarise(n=n()) -> d

dd<-data.frame(d)

DT::datatable(dd[,1:3])

Mapping the problem territories.

Click on polygons for info.

## [1] TRUE