Data sets can be found here

  name latent variables? source object name (for Rdata) reference
tadpoles n emdbook package (Reedfrog) Reedfrog Vonesh and Bolker (2005)
Owls y Nest glmmTMB package (???)
algae y Diego Pujoni, mixed models list ?

References

Vonesh, James R., and Benjamin M. Bolker. 2005. “Compensatory Larval Responses Shift Tradeoffs Associated with Predator-Induced Hatching Plasticity.” Ecology 86 (6): 1580–91.