Posted: May 24, 2020 5:38 am
laklak wrote:One with four legged insects and bats are birds.
They categorised flying things as birds. They were not using the modern definitions used in cladistics.
This is not dissimilar to the method used by Linnaeus of categorising species by their appearance and function. This raised many anomalies and nowadays genetics is used as the basis for classification.
John