Posted by Sergey Golubev on 29-11-2006 08:52
#1
Do someone have an idea what this spiny caterpillar may be? It is quite big, about 4-5 cm long and common. It was often seen in a retreat of tied up leaves with its silky threads.
 
Posted by crex on 29-11-2006 09:57
#2
It looks like some varietys (if you can trust google ;) of 
Vanessa cardui larva, but I'm not the least sure ...