Getting you started with comparative phylogenetics

Some materials to get you up to speed with the theory

https://bookdown.org/bomeara/comparative-methods/

https://lukejharmon.github.io/pcm/chapters/

http:https://rfunctions.blogspot.com/2017/07/phylogenetic-comparative-methods-pcms.html

Some more links on plotting and phylogenies to get you started

https://yulab-smu.github.io/treedata-book/index.html

http:https://www.phytools.org/Cordoba2017/ex/2/Intro-to-phylogenies.html

http:https://phytools.org/mexico2018/ex/12/Plotting-methods.html

https://4va.github.io/biodatasci/r-ggtree.html