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Earlier discussion
1 older comment kept for context.
John Oyekanmi
1.) Oviparous Animals are Animals that lay Fertilised Egg Externally.
Note that in OVIPAROUS Animals:
Fertilisation is INTERNAL,
Development is EXTERNAL,
Examples of such Animals include: Aves, Reptiles, etc.
2.) Viviparous Animals are Animals that lay Fertilised Egg Internally.
Note that in VIVIPAROUS Animals:
Fertilisation is INTERNAL,
Development is INTERNAL,
Examples of such Animals include: Mammals, etc.
3.) And lastly we have the OVOVIPAROUS Animals. These animals lay Unfertilised Eggs Externally.
Note that in OVOVIPAROUS Animals:
Fertilisation is EXTERNAL,
Development is EXTERNAL,
Examples of such Animals include: Pices (Fishes), etc.