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The 2 fertilisation's are external fertilisation, or internal fertilisation. External fertilisation is the type frogs do.
external fertalisation
Frogs have external fertilization.
Most fish use external fertilization. But not all, guppies and other livebearers use internal fertilization. Of the external fertilizers, some are broadcast spawners, whereas others are not.
Adult jellyfish reproduce externally by releasing sperm and eggs into the water. When jellyfish are in the polyp stage, they can reproduce asexually by cloning themselves.
External fertilization
Usually, it doesn't. The only thing that would be different is that internal fertilization, there is less eggs because they are protected in the mother's body. The external fertilization, there is more eggs because of the lesser chance of survival
The type of fertilization associated with fish is external fertilization. External fertilization happens when the sperm and egg meet outside of the body. Female fish will lay the eggs and the males will come along and fertilize them.
Internal fertilisation.
Sharks have internal fertilization through the use of a clasper.
External.
Internal fertilization and external fertilizationinternal means When the fusion of the male and female gamete occurs within the female genital tract it is called internal fertilization. This type of fertilization occurs in all terrestrial animals both oviparous and viviparous. Reptiles, Birds and mammals show internal fertilization external fertilizationThe fusiri of the gametes occurs outside the body of the animal and is common in aquatic animals. In bony fishes, frogs, echinoderms the sperms and ova are released into the water and their union occurs by Chromosome number of few chance. Since fertilization occurs outside the body of the animal externally, this method is called external fertilization.