Open-field exploration as a function of age.

@article{Furchtgott1961OpenfieldEA,
  title={Open-field exploration as a function of age.},
  author={Ernest Furchtgott and Stanley Wechkin and James W. Dees},
  journal={Journal of comparative and physiological psychology},
  year={1961},
  volume={54},
  pages={
          386-8
        }
}