There is a world somewhere between reality and fiction. Although ignored by many, it is very real and so are those living in it. This forum is about the natural world. Here, wild animals will be heard and respected. The forum offers a glimpse into an unknown world as well as a room with a view on the present and the future. Anyone able to speak on behalf of those living in the emerald forest and the deep blue sea is invited to join.
I doubt lions understand the concept of fatherhood like that. Pregnancies just happen to them.
Its probably more that when everyone introduces their cubs at the same time. They are all still small and easily manageable.
If you are a few months later than the rest, you will be introducing your cubs when the other litters are already conciderably bigger and much more demanding. So the other lionesses will be more critical about accepting new members. The cubs are now much more seen as competition to their own.
This goes both ways. With several much older cubs your own cubs will be constantly bullied away from food and risk being seriously wounded during play.