Dinosaurs were reptiles and like all reptiles, use internal fertilization.
All reptiles are internal
They Have Internal Fertilization
In reptiles, fertilization usually takes place internally inside the female's body. Male reptiles deposit sperm inside the female through cloacal contact during copulation. The sperm then fertilizes the eggs within the female's reproductive tract.
internal fertilization
internal
external fertilization
they use internal fertilization they use internal fertilization they use internal fertilization they use internal fertilization
Internal fertilization
internal external not internal external not
Clams utilize external fertilization.
Salmon use external fertilization