Correction to: BMC Biology 20, 1–44 (2022)

https://doi.org/10.1186/s12915-021-01224-9

The original article contained an error whereby the Mean % PEcf value for Diprotodontia of 46.25% was mistakenly omitted after being removed from Table 5 during proofing.

In addition, Figs. 2 and 3 were mistakenly swapped.

These errors have since been corrected.