I dont think its possible.
They are, as Helter says very close relation wise, but I dont think they could cross.
If they did the young would be infertile anyways.
My bad. What I meant the huge male hybrid on bottom picture, it looks like a gravid female. But what you doing with the hybrids that's not fertile? For display? Is this huge male hybrid a F1 or more than that?Butch,
You need to read more carefully my posts..