Fish Really is Brain Food. A protein source linked to a great brain boost is fish -- rich in omega-3 fatty acids that are key for brain health.
new returning rats quarantine time frame the absolute minimum quarantining for bringing rats in is 14 days this covers the acquisition of new rats or the return of resident rats to the colony after exposure to other rats shows co breeding returned placements etc
Rats normally leave their litter at 6 weeks of age; they are fully weaned from their mother at 4-5 weeks, but benefit greatly from staying with their breeder and being socialised until 6 weeks, since the period from 2-6 weeks of age is a crucial stage in the rat's mental and social development.