He put stuffed burlap sacks, plastic balls and spruce branches in every few days. After a year, the pandas displayed repetitive stereotypies only a third as often as before, the article said. Since there was much less stereotypy even after I removed the items, I know they had some psychological effect. Low sex drive With only about 1,000 giant pandas remaining in the wild, enormous efforts have been placed to get giant pandas to reproduce. Pandas in captivity have been accused of having low sex drives and being too lazy to mate.
Pandas can only procreate during a short mating season.
The animal is indigenous only to China and is the country's national symbol.