Polymorphisms are cool. I include some bet-hedging papers here as well, because at least some forms of bet-hedging involve creating different types of offspring.

Holman, L., Price, T., Wedell, N. & Kokko, H. In press. Coevolutionary dynamics of polyandry and selfish genetic elements. Evolution.

Kokko, H., Griffith, S.C. & Pryke, S.R. 2014. The hawk-dove game in a sexually reproducing species explains a colourful polymorphism in an endangered bird. Proceedings of the Royal Society of London B 281:20141794.

haikupdf

Starrfelt, J. & Kokko, H. 2012. Bet-hedging - a triple trade-off between means, variances and correlations. Biological Reviews 87:742-755.

haikupdf

Kokko, H. 2011. Directions in modelling partial migration: how adaptation can cause a population decline and why the rules of territory acquisition matter. Oikos 120: 1826–1837.

haiku

Jaatinen, K., Lehtonen, J. & Kokko, H. 2011. Strategy selection under conspecific brood parasitism: an integrative modelling approach. Behavioral Ecology 22:144-155.

Kokko, H. 1997. Evolutionarily stable strategies of age-dependent sexual advertisement. Behavioral Ecology and Sociobiology 41:99-107.