- Body shape (both Kairuku and emperor penguin), size estimation (K. waewaeroa with height ~1.38 m, length ~1.6 m).
Ksepka, Daniel T.; Fordyce, R. Ewan; Ando, Tatsuro; Jones, Craig M. "New fossil penguins (Aves, Sphenisciformes) from the Oligocene of New Zealand reveal the skeletal plan of stem penguins". Journal of Vertebrate Paleontology32 (2): 235–254. DOI:10.1080/02724634.2012.652051.
- Size estimation (K. grebneffi with height 1.28 m, length 1.5 m)
to share – to copy, distribute and transmit the work
to remix – to adapt the work
Under the following conditions:
attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.