Male salamanders perform variety of courtship displays for females
During courtship, pheromones play an important role in attrracting mates and stimulating the endocrine activity
Stimulate pheromone release by salamanders by direct contact
Internal fertilization is performed by a spermatophore
Spermatophore - sperm packet with a sperm cap and gelationous base
Most salamanders are _oviparous_, but a few species are _vivaparous_. Some species lay only a few _eggs_ , while other species lay _masses_ of eggs.