An official website of the United States government
The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before
sharing sensitive information, make sure you’re on a federal
government site.
The site is secure.
The https:// ensures that you are connecting to the
official website and that any information you provide is encrypted
and transmitted securely.
Brotcorne F, Holzner A, Jorge-Sales L, Gunst N, Hambuckers A, Wandia IN, Leca JB.Brotcorne F, et al.Anim Cogn. 2020 Mar;23(2):311-326. doi: 10.1007/s10071-019-01335-5. Epub 2019 Dec 9.Anim Cogn. 2020.PMID: 31820148