From: Cranial shape diversification in horses: variation and covariation patterns under the impact of artificial selection
Draft horses
Mongolian horses
Przewalski’s horses
Racehorses
Procrustes variance
1.07e−03
1.21e−03
1.62e−03
1.45e−03
4.4e−01
1.8e−02*
4.2e−02*
2.4e−01
3.7e−01
–