See answer regarding the condition we receive them in above.  Also they are wild animals and they simply get stressed at being far away from their natural environment and behaviors. Many have been abused for quite a while by the time we get them. If we can nurse them back to health, they are fine once they get our pangolariums which are high quality. We have also been working with pangolins since 2005, we have learnt through hard experience what works (and what doesn’t).