internal fertilization


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internal fertilization

[in′tərn·əl ‚fərd·əl·ə′zā·shən]
(physiology)
Fertilization of the egg within the body of the female.
References in periodicals archive ?
It seems likely that in all six species that undergo internal fertilization, the oocytes are fertilized during their exit from the mantle cavity.
Sperm storage, internal fertilization and embryonic dispersal invent and seep tubeworms (Polychaeta: Siboglinidae: Vestimentifera).
This trend toward rapid divergence pops up in all major animal groups where internal fertilization predominates, he says.