On account of this order the Philippine noddy usually makes its nest on the high cliffs while the bridled tern has no choice but to make its nest on the grassland.
貓嶼南邊一帶由於海域深，少有沙灘地形，一身黑褐色的玄燕鷗、白眉燕鷗，屈身在灰色的玄武岩壁間最安全，這或許也是它們選擇貓嶼棲息的原因。