Bovine and pork tapeworms are found on almost all continents and large islands, i.e. are cosmopolitan animals.

Bovine and pork tapeworms are found on almost all continents and large islands, i.e. are cosmopolitan animals. What is the reason for their wide geographical distribution?

1) due to their fertility
2) the ability to quickly adapt
3) the habitat of parasitic worms – the internal environment of the body; environmental factors have almost no effect on their vital activity.



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