Catherads macacornicide: Jan 4. Sunday patrol announcements greet boundary patrol through 13.35/42 next gave brief challenge call Jan 7 Arrived 1:50 349. B. Incubating. Unbraked 40 feet away 11: Adults both present 10 feet from enclosure. 2:06 Truck driven by George Allan arrived. Did not disturb the birds at all as near as I could see. 2:16 Truck passed me on way in. Again birds remained where they were. 2:45 Ca 18 flew in circle & landed on slope. 349 both gave challenge call (only) so they went on. Next 11. One ad setting 10 feet from enclosure I haven't seen the second adult since shortly after being here. 2:50 11: adult flew off at some time second adult glided in, circled & landed 10 feet from nest. Club in loud call, song After Second ad. returned & lands 2 minutes later, announce, both stand.. 2:53 One adult flies. Other, after a moment flies into enclosure, feeds chick. Second ad returns lands in enclosure gives challenge call as it lands - First lamp up more food - They have a bag. Second eats few more morsels