If you want to work with animal experiments in Denmark but haven't completed a Danish laboratory animal science course, then you can apply for dispensation at the Animal Experiments Inspectorate.
Please note that your case can only be processed once all documentation has been submitted. The processing time for a dispensation is up to 3 months.
You can read more in Bekendtgørelse om dyreforsøg, chapter 14:
Bekendtgørelse om dyreforsøg