Case 1 (2009): nests 541 m apart.
Date (2009) | Nest #3. Estimated date of first egg: June 10-14 | Nest #7. Estimated date of first egg: 23 June | ||
Male: ASY, band #2291-00207, color bands RA/BO | Male: ASY, band #2291-00207, color bands RA/BO | |||
Female: AHY, band #2291-00208, color bands GA/GR | Female: AHY, band #2291-00229, color bands GA/BR | |||
2 July | Male and female both delivering food | |||
3 July | Male and female both seen nearby | |||
6 July | Male and female captured and banded | |||
8 July | 6 young banded. Female feeding; male nearby but no feeds | |||
10 July | Female delivering food. Banded male (no ID possible) brought food but did not enter | |||
12 July | Female visiting | Male seen at nest; identified as RA/BO | ||
13 July | Female visiting. Droppings at nest entrance | Female trapped and banded | ||
15 July | 5 yg fledged; being fed by both banded parents | |||
16 & 20 July | Male RA/BO confirmed visiting | |||
24 July | 2 banded young seen ca. 800 m away were likely from this nest | Many female visits and a few by male | ||
26 July | Young come out of nest for short periods | |||
31 July | Female GA/GR near nest site (no tail; molting) |
Case 2 (2011): nests 480 m apart.
Date (2011) | Nest #12. Estimated date of first egg: June 22 | Nest #28. No estimate for date of first egg |
Male: ASY band #2541-92248, color bands A/GnO | Male: ASY band #2541-92248, color bands A/GnO | |
Female: AHY band #2541-92248, color bands A/GnBk | Female: AHY band #2541-92219, color bands A/GnBu | |
29 June | Unbanded female entered; no food. Probably incubating | |
7 July | No activity during brief check | Unbanded male & female delivering food |
8 July | Male and female trapped and banded | |
9 July | Both adults present | |
10 July | Estimated date of 1st hatch. Female brooding. Male A/GnO came with food | |
13 July | Unbanded female visiting regularly. In 1.25 hrs observation, male A/GnO brought food at 1012, 1037, 1106 & 1120. Female then trapped and banded; young weighed | Female seen with food, near 4 fledglings ca 50 m from nest. Male A/GnO seen here at approx. 1015, 1025 & 1035 |
15 July | Nest dug out, probably by fox. 1 dead yg remaining. Female A/GnBk spotted briefly | No activity at nest site |
16 & 18 July | Female A/GnBu seen c. 1 km from nest site with at least 2 fledglings |
Case 3 (2011): nests 435 m apart.
Date (2011) | Nest #34. Estimated date of first egg: June 16 | Nest #43. Estimated date of first egg: June 19 | ||
Male: SY, band #2541-92225, color bands A/GnGn | Male: SY, band #2541-92225, color bands A/GnGn | |||
Female: AHY, band #2541-92227, color bands A/GnW | Female: AHY, band #2541-92251, color bands A/BuR | |||
9 July | Unbanded male & female delivering food | |||
10 July | Both adults captured and banded. 4 of 9 young banded (estimated hatch date 4 July) | |||
13 July | All young found dead. No evidence of predation | |||
15 July | Unbanded female delivering food. Male A/GnGn giving alarm calls | |||
16 July | Unbanded female and male A/GnGn both making frequent food deliveries | |||
18, 19, 20 & 22 July | Unbanded female and A/GnGn both delivering food. On 22 July, droppings seen near nest entrance, but not outside | |||
26 July | Both adults present. Two young came outside and moved to nearby crevice. Adult behavior suggests other young out of nest. Female finally captured and banded. |