In the background section the authors wrote “Parasites can impact animal populations by reducing their host’s condition [1], susceptibility to predation [2]or reproductive potential [3] and therefore fitness.” Can a parasite have these impacts if it is a commensal? (1 point)
How do you know that your answer to question 1 is correct? (1 point)
According to the article, what causes a commensal to become pathogenic? (1 point)
In the background section the authors wrote “However, the results of more recent study on baboons in the same area found intervals of vacancy of the sites to be too short to reduce the risk of sharing parasites [14].” In other words, what is this quote saying? (1 point)
In the background section the authors wrote “Thus, to assess the influence of a single factor, such as sleeping site ecology, the other elements need to be controlled.” How has to happen for these other elements to be controlled? (1 point)
In the background section the authors wrote “Sportive lemurs sleep in tree holes and individuals show high sleeping-site fidelity, whereas wooly lemurs sleep on open branches and shift their sleeping sites frequently [46, 47].” Based on this quote, which species should and shouldn’t have parasites? (1 point)
How do you know that your answer to question 6 is correct? (1 point)
In the discussion section the authors wrote “In contrast to A. occidentalis, strongyle parasites were observed in both seasons in L. edwardsi. Which season or seasons did A. occidentalis have parasites? (1 point)