When disturbed by some stimulus or
slender lorises usually show slow, hesitating movements, often
to motionlessness for a limited time (a). Hiding of the
coloured face (b), hiding behind some cover (c) or
to a high place (d) are also common signs of environmental
due to some disturbance. When closely approached, the animal may
defend itself by growling (d), other threat behaviour or
Hanging under the ceiling for a longer period after disturbance
rather severe stress; the animal may even sleep in this position (f).
longer freezing in unusual, asymmetric postures has been observed
suffering from severe stress after transport to an unfamiliar
in such cases, protection from noise and other disturbance is very
Particularly in animals suffering from environmental stress,
or sudden changes of light intensity may cause epileptoform
saliva dripping from the mouth.
Reduced food consumption is another typical consequence of severe
stress. The figure above shows the amount of food consumed in the
days after transfer to a new environment by two animals.
were good in this case, with protection from optical and
and plenty of cover in the cages.
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Loris and related species: health
Last amendment: 5 May 2000
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