Pembrokeshire used for farming, compared with 60 per cent for Wales as a whole. Pembrokeshire has a number of seasonal seabird breeding sites, including for razorbill, guillemot, puffin and Manx shearwater, and rare endemic species such as the red-billed chough. Grassholm Island has a large gannet colony. The county's wildlife is diverse, with marine, estuary, ancient woodland, moorland and farmland habitats all within the county. An appeal for otter sightings in 2014 yielded more than 100 responses. Seals, whales, dolphins and porpoises can be seen frequently off the Pembrokeshire coast. Pembrokeshire has numerous prehistoric (such as Pentre Ifan) and historic places,
Flag of Pembrokeshire Pembrokeshire Flag" for the band to perform on marches around the county. The Pembrokeshire Flag is based on the flag of St David. (The saint's birthplace, the city of St David's, is in Pembrokeshire.) The blue is also considered to be reminiscent of the sea, and the yellow of summer sunshine. The central rose represents the red Tudor Rose, a symbol used by King Henry VII, who founded the Tudor dynasty; a man of both Welsh and English descent who was born in Pembroke Castle. The green pentagon around the rose symbolises the green fields and cliff-tops of Pembrokeshire. The