8. Is fecundation in
amphibians external or
internal? In this a spectare
amphibians evolutionarily
proximal to fish or to
reptiles?

Gap-fill exercise

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In the majority the amphibian species
is external. This is
common to fish too and shows
that the system and the
development of amphibians
a heritage from .

Curiously although having
fecundation amphibian male female
copulate to the liberation of
and egg cells. phenomenon
does not internal
fecundation since gametes unite in
.