TU00 LU 800 0.8 600 0.6 400 0.4 200 0.2 0.0 一 9 11 13 17 Clutch size The line shows the average number of fledglings surviving (on right y-axis) for a given clutch size (on the x-axis). The histogram bars show the frequency of nests observed (on the y-axis) per clutch size (on the x-axis). Why do most pairs lay fewer eggs (9), than the clutch size with the highest return of fledglings (12)? Because producing 12 eggs costs much energy, which then isn't available for parental survival and investment in future reproduction Because there are already too many birds Because modern blue tits simply don't want to have that many offspring anymore Because taking care of 12 rather than 9 eggs and nestlings means that the parents have to divide up their energy more and the survival of the individual nestling will be lover Because a nest with twelve eggs is overcrowded and bound to have low success Beceuse they con't knewany better Iblros are not calied feather brains for nothing) Young/clutch 15 Kouenbe

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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800
0,8
600
0.6
400
0.4
200
0.2
0.
0.0
17
1.
5.
7.
6.
11
13
15
Clutch size
The line shows the average number of fledglings surviving(on righty-axis) fora given clutch size (on the X-axis). The
histogram bars show the frequency of nests observeo (on the y-axis) per clutch size (on the x-axis), Why do most pairs
lay fewer eggS (9), than the dutch size with the highest return of fledglings(12)?
Because producing 12 eggs costs much energy, which then isntavailable for parental survival and Investment in
Because there are already too many bi0S
Because modern blue ita simply don'EWant to nowetratsnycofispring anymere
Betause taking .care of 12 rather than 9 eggs and nestlings mears that theparents have to divige Uo thein
energy more and the suvival of the individual nestling will balower.
Because a nest With Ewejve eggs is ovErcrowced and cound to have low success
Beceose theybon'tknowany.better fbirge.are nst.calied feather baisror-rothing)
Quizzes-Spring 20.
Answered: What m..
WANT3120 Practice
Frequency
Young/clutch
Transcribed Image Text:800 0,8 600 0.6 400 0.4 200 0.2 0. 0.0 17 1. 5. 7. 6. 11 13 15 Clutch size The line shows the average number of fledglings surviving(on righty-axis) fora given clutch size (on the X-axis). The histogram bars show the frequency of nests observeo (on the y-axis) per clutch size (on the x-axis), Why do most pairs lay fewer eggS (9), than the dutch size with the highest return of fledglings(12)? Because producing 12 eggs costs much energy, which then isntavailable for parental survival and Investment in Because there are already too many bi0S Because modern blue ita simply don'EWant to nowetratsnycofispring anymere Betause taking .care of 12 rather than 9 eggs and nestlings mears that theparents have to divige Uo thein energy more and the suvival of the individual nestling will balower. Because a nest With Ewejve eggs is ovErcrowced and cound to have low success Beceose theybon'tknowany.better fbirge.are nst.calied feather baisror-rothing) Quizzes-Spring 20. Answered: What m.. WANT3120 Practice Frequency Young/clutch
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