embryo within the egg, which is the main distinction between oviparity and ovoviviparity. Oviparity occurs in all birds, most reptiles, some fishes, and most...

juvenile that is at least metabolically independent. This is opposed to oviparity, where the embryos develop independently outside the mother in eggs until...

definitions of lecithotrophic and matrotrophic oviparity and viviparity. Lodé Thierry T. 2012. Oviparity or viviparity ? That is the question. Reproductive...

exchange with surrounding water. Oviparity in sharks can be categorized as single or retained. With single oviparity, the egg cases are extruded soon...

fertilisation; oviparity, with internal fertilisation of large eggs containing a substantial nutritive yolk; ovo-viviparity, that is oviparity where the zygotes...

to oviparity. Research from Yann Surget-Groba suggests that there have in fact been multiple events of the evolution of viviparity from oviparity across...

interrelationship with the parents; there are five classifications – ovuliparity, oviparity, ovo-viviparity, histotrophic viviparity and hemotrophic viviparity. Ovuliparity...

modes of oviparity found in Chondrichthyans. This unique form of oviparity has been described as "sustained single oviparity," a mode of oviparity characterized...

distinguishable eggs. The most common reproductive strategy for fish is known as oviparity, in which the female lays undeveloped eggs that are externally fertilized...

coast. Sharks display three ways to bear their young, varying by species, oviparity, viviparity and ovoviviparity. Most sharks are ovoviviparous, meaning...