Uploaded May 2020 | Updated September 2026, 1 week ago

Humans, at least most of them, are good at distinguishing real from fake smiles. Which one does Mike Pence have?

StanEvolve |

Can Mike Pence Smile

Name: When is a Leaf a Leaf @StanEvolve
Uploaded: 2022-07-01T01:29:31-0400
Duration: 8 min 17 s
Description: Natural selection sometimes favors large green surfaces on plants, sometimes small ones. But it doesnt matter whether the small leaves are leaves, leaflets, or pinnules. The tendency to have compound leaves, or not, is characteristic of plant families, not necessarily of natural selection