Status of Hawks Which Left Their Natal

Group and Joined Unrelated Groups

Age
# of Male Disperses
# of Female Disperses
Alpha Male Unrelated Group
Alpha Female Unrelated Group
Beta Male Unrelated Group
Beta Female Unrelated Group
1st Year
3
5
0
0
3
5
2nd Year
3
3
0
1
3
2
3rd Year
7
5
0
3
7
2
4th Year
4
1
0
1
4
0
Total (%)
17
14
0
5 (36%)
17 (100%)
9 (64%)


Female fledglings left the nest sooner than male fledglings. They were also more likely to become a dominant (alpha) bird in their new nesting group. None of the male fledglings that were followed held a dominant role in their nesting group.

Return to Hawk Profiling Activity


Science Education Connection
Department of Biochemistry
The University of Arizona
Tuesday, January 14, 1997
warder@u.arizona.edu

http://biology.arizona.edu/sciconn/lessons/vuturo/
All contents copyright © 1997. All rights reserved.