In lorises it is difficult to obtain
samples with a syringe, possibly because of the existence of
bundles of blood vessels in the limbs, the retia mirabilia.
therefore, blood samples are obtained with the help of
tropical blood-suckling bugs (Dipetalogaster maxima).
Veins in the
auricles of Loris may be visibly enlarged when ambient
is high. In connection with multiple small sweat glands found in
skin (Montagna, Ellis 1960), these veins most probably are
regulation of body temperature. Marking of lorises by cutting
into the ear rim might therefore be disadvantageous for the
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Loris and related species: health
Last amendment: 5 May 2000
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