VICTORIA — The British Columbia government says it has detected more cases of a parasite that Parks Canada ... imposing restrictions on movements of fish — dead or alive — to and from ...
In addition, in rare cases, fleas can transmit diseases such as plague (Yersinia pestis) and typhus or parasites like tapeworms. Bed bug bites can also cause an allergic reaction. The affected ...
According to the Red Queen hypothesis, sexual reproduction persists because it enables many species to rapidly evolve new genetic defenses against parasites ... of small fish called topminnow ...
Parasitology is the scientific discipline concerned with the study of the biology of parasites and parasitic diseases, including the distribution, biochemistry, physiology, molecular biology ...