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- Dugas, M. B.; Strickler, S. A.; Stynoski, J. L.
- Journal of evolutionary biology 2017 v.30 no.5 pp. 1024-1033
- Oophaga pumilio; eggs; food deprivation; frogs; hunger; mothers; prediction; progeny; rearing; tadpoles
- ... Parents can benefit from allocating limited resources nonrandomly among offspring, and offspring solicitation (i.e. begging) is often hypothesized to evolve because it contains information valuable to choosy parents. We tested the predictions of three ‘honest begging’ hypotheses – Signal of Need, Signal of Quality and Signal of Hunger – in the tadpoles of a terrestrial frog (Oophaga pumilio). In t ...