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Body mass of adult of numerous vertebrate species and newly hatched or born offspring.




A data.frame with 3971 rows, each for a different species

  • species

  • class (phylogenetic class)

  • group (phylogenetic group)

  • adult Mass of the adult (female) in grams.

  • hatchling Mass of the offspring, in grams. This applies as well to species where the offspring is born rather than hatched.


Shai Meiri, "Endothermy, offspring size and evolution of parental provisioning in vertebrates", Biological Journal of the Linnean Society, 128:4, pp. 1052-6 (See Appendix S1.)