Female need for paternal care shapes variation in extra-pair paternity in a cooperative breeder

Laurence Cousseau, Dries Van De Loock, Mwangi Githiru, Carl Vangestel & Luc Lens
Socially-monogamous females regularly mate with males outside the pair bond. The prevailing explanation for this behavior is that females gain genetic benefits resulting from increased fitness of extra-pair offspring. Furthermore, because of the risk of reduced paternal care in response to cuckoldry, females are expected to seek extra-pair copulations when they can rear offspring with little help from their social partner (“constrained female” hypothesis). We tested these hypotheses and analyzed variation in paternal care in...
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2 downloads reported since publication in 2019.

These counts follow the COUNTER Code of Practice, meaning that Internet robots and repeats within a certain time frame are excluded.
What does this mean?