Yes, say for a bear for chance when a male and female have sex the sperm obviously goes to the females egg cell and fertilizes it. But! something can go wrong will the development of the cell and it can be damaged or start to grow in a incorrect process causing it to grow wrong in the mother stomach.
Same thing for all mammals and reptiles.
There have been reports of mutated animals and plants on the island yes
because if they are mutated radiation heals them
Giant mutated cocks
Some of the mutated animals in the book "Gone" include the coyotes, which are larger and more aggressive; the snakes, which have developed deadly abilities; and the mutated worms, which can cause harm to humans. These changes in the animals are a result of the mysterious FAYZ barrier that alters organisms within its confines.
Of course anthros are mutant animals! The Extinctioners, Ninja Turtles, Jewel Vixens and Star Fox anthros are mutant animals as well.
The Earth would probably look as a scorching desert with tempuatures probably hot. If not killed animals could be mutated as well as humans. Places where cities used to be would be reduced to rubble or if not barely standing.
i dont no
animals can be mutated in a kind of chemical that they might touch or drink if this happens then the animal is mutated its like chemistryAdapt to different conditions.
Perhaps 'thalún' a mutated form or 'talún' (earth, ground).
Because more and more of whatever your talking about lets say animals are mating across that country the population will spread and that animal that has been mutated genetically will mate with the same animal now
there are bout 780,000,789 animals on earth :)
Only high level scientists can mutate animals, but usually they are only cloned, not mutated like they have special super powers.