Horses and close ancestors (Equidae) in the palaeontology section
Video in the How Creationism Taught Me Real Science series.
What is a Horse? A Horse is a Horse, Unless of Course it isn’t a Horse
When is a Horse a Horse? The Species Definition Problem
In Search of the Equine Common Ancestor: Horse Series Part III
Horsing Around with Genetic Sorting: Horse Series Part IV
Horses in the Bible Contradict Ken Ham’s Hyper-evolution Narrative
Ancient Genomes Reveal Horses have been Horses for a Long Time
Series of posts about the horse 'kind' by biologist Joel Duff on his Naturalis Historia blog.