3 ms·

With mules?

• maxerickson 10y ago
  I guess not really, but a search for "fertile mule" shows lots of resources discussing female mules giving birth. (which I think illustrates the complexity more than it does anything else)
• roywiggins 10y ago
  No. Mostly plants. But, there are some interesting animal examples. https://en.wikipedia.org/wiki/Hybrid_speciation#Known_cases_of_hybrid_speciation https://en.wikipedia.org/wiki/Hybrid_speciation#Known_cases_...