The declines are attributed by researchers to a combination of factors including disease, low genetic diversity in bee populations, habitat loss and change, and the use of pesticides. (treehugger.com)
The settlers persecuted the devils, and the subsequent decline in their population probably further decreased the already low genetic diversity of the species. (sciencedaily.com)
South - East Asia's Tonkin snub - nosed monkeys are in bigger trouble than we thought, with low genetic diversity among the largest wild population (newscientist.com)