Lemur
Lemurs are less intelligent than monkeys. Their sense of smell is more
acute but their vision less so. Although some species are at times
active during the day, their eyes seem to be adapted for nocturnal life,
trading acuity for increased sensitivity in low light conditions. All
lemurs are characterized by a reflective layer (tapetum) behind the
retina in the eye, but no fovea or macula lutea; a hairless, moist tip
to the muzzle; a noninvasive (epitheliochorial) placenta; comblike
forward-directed lower front teeth (with the exception of the aye-aye);
and a claw (“toilet claw”) on the second toe of the foo
Lemur
Lemur
Lemur
Lemur
Lemur
Lemur
Lemur
Lemur
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