viviparous

many mammals are viviparous, giving birth to live young.

viviparous species often have a longer gestation period.

some reptiles are also viviparous, unlike most of their relatives.

viviparous animals provide their offspring with nutrients before birth.

the viviparous nature of certain fish is quite fascinating.

studying viviparous organisms helps us understand reproduction better.

some plants exhibit viviparous characteristics as well.

viviparous reproduction is an adaptation to certain environments.

in viviparous species, parental care often begins before birth.

understanding viviparous reproduction can aid conservation efforts.