Frolicking, wrestling, climbing, jumping – Playing is a lot of fun and promotes development but is also very strenuous. Behavioral biologists therefore suspect that animals only play intensively if they …read more
Source:: Science
Frolicking, wrestling, climbing, jumping – Playing is a lot of fun and promotes development but is also very strenuous. Behavioral biologists therefore suspect that animals only play intensively if they …read more
Source:: Science