We have found that this leads to sex differences in health (Sauther et al. 2002). Males have a higher number of ectoparasites, a greater incidence of alopecia and have lower percentages of body fat ...

The fat-tailed jird, a small North African rodent with a distinctive club-shaped tail, is a convenient research subject and an emerging model for Old World leishmaniasis. The authors present the ...

The pygmy mouse lemur is the smallest primate in the world. Its head and body are less than two and a half inches long, though its tail is a bit ... primates store fat in their tails and hind ...