Baboon siblings get jealous just like human kids: scientistsFILE PHOTO: Baboons preen each other at the Paris Zoological Park in the Bois de Vincennes in the east of Paris, France, October 23, 1995. REUTERS/Mal Langsdon/File Photo
Baboon siblings get jealous just like human kids: scientistsFILE PHOTO: Baboons preen each other at the Paris Zoological Park in the Bois de Vincennes in the east of Paris, France, October 23, 1995. REUTERS/Mal Langsdon/File Photo
