Ranked #13 in Parasitology
Parasites are everywhere. And they affect almost every aspect imaginable in the life of their hosts. Parasites influence host physiology, behavior, life histories, and the structure of entire ecosystems. To cope with these constant threats, the host's immune system has evolved to become one of the most complex organs known. But parasites, too, have found their own ways to overcome defences and to manipulate their hosts for their own interests. As a result, hosts and parasite are constantly forced to adapt to one another, sometimes very rapidly, sometimes changes occur only over eons. But this... more