Viviparous used in a sentence

Viviparous in a sentence as an adjective

Humans are double-viviparous species, meaning average grandparent lives past its grandchild's puberty.

However, humans are the only animal species those are triple-viviparous in occasions, meaning great-grandparent lives past its great-grandchild's puberty.

In any case, if one is not viviparous, then being a freemartin would seem to be superior, as one could always visit a feely or play another round of electromagnetic golf while the non-freemartins have to do their Malthusian Drill[7].