Why Is A Mule Infertile?

Why Is A Mule Infertile? Mules and hinnies have 63 chromosomes, a mixture of the horse’s 64 and the donkey’s 62. The different structure and number usually prevents the chromosomes from pairing up properly and creating successful embryos, rendering most mules infertile. Can mules ever reproduce? He explained that mules have an odd number of

Is A Hinny Sterile?

Is A Hinny Sterile? Most hinnies (female donkey×male horse) and mules (female horse×male donkey) are sterile with few reports of equine fertile hybrids. The main cause of this sterility is thought to be a meiotic block to spermatogenesis and oogenesis. What is a hinny good for? They’re also more careful on trails than mules, but