A study of 26 years' worth of wolf behavioral data, and an analysis of the blood of 229 wolves, shows that infection with the parasite Toxoplasma gondii makes wolves 46 times more likely to become a pack leader.
It's possible that wolves also become infected, perhaps from occasionally eating dead cougars, or ingesting cougar poo.
Similarly, infected females had a 25 percent chance of leaving their pack within 30 months, compared with 48 months for those who weren't infected.may increase testosterone levels, which could in turn lead to heightened aggression and dominance, which are traits that would help a wolf assert itself as a pack leader.transmission can be congenital, passed from mother to offspring. But it can also affect the dynamics of the entire pack.
frameborder="0″ allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen> "Due to the group-living structure of the gray wolf pack, the pack leaders have a disproportionate influence on their pack mates and on group decisions,"
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