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Helping in cooperatively breeding long-tailed tits: a test of Hamilton's rule.

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Figure

Figure 1. Adult long-tailed tit showing rings that allow individualrecognition in the field
Figure 2. Frequency distributions of genetic relatedness of helpers to femalebreeder (n ¼ 186), male breeder (n ¼ 167) and brood (n ¼ 186) in long-tailed tits
Figure 3. Probability of recruitment for male fledgling long-tailed tits in relationhelpers)
Figure 4. The probability of renesting following the failure of a breedingthose that did not help after failing but instead terminated breeding forthat year (versus terminating breeding, in response to relative failure date, using a bino-mial model with lo
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