Even infants reared in social isolation and separated from their mothers at birth will develop into normal social animals, as long as they are permitted daily play periods with their peers. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library |
Bildgröße: | 3819 px × 2980 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |