Results 21 to 30 of about 84,650 (262)
Diversity, 2021 Apes continue to be trafficked to meet the demand for pets or zoos. Indonesia, the most diverse country in terms of ape species, has been implicated in the global trade in gibbons, orangutans and, to a lesser degree, chimpanzees.
Vincent Nijman +5 more
doaj +1 more source
Animals, 2023 A survey was sent to zoos, research facilities, and sanctuaries which housed chimpanzees. Data collected included information about 1122 chimpanzees’ age, sex, social group-size, rearing history, and enclosure.
Andrea W. Clay +10 more
doaj +1 more source
PLoS ONE, 2008 Economists believe that barter is the ultimate cause of social wealth--and even much of our human culture--yet little is known about the evolution and development of such behavior. It is useful to examine the circumstances under which other species will or will not barter to more fully understand the phenomenon.
Brosnan, Sarah F. +4 more
openaire +4 more sources
Metabolism Controls the Timing of Human Brain Development and Maturation. [PDF]
J Inherit Metab DisABSTRACT Among primates the human brain is the largest in size, exhibiting a higher neuronal density and connectivity. The prolonged expansion and subsequent connectome reorganization of the human brain have been suggested to promote higher cognitive and behavioral abilities.
Rava V +3 more
europepmc +2 more sources
Able-bodied wild chimpanzees imitate a motor procedure used by a disabled individual to overcome handicap [PDF]
, 2010 Fieldwork of CH was generously supported by grants from the Wenner-Gren Foundation (http://wennergren.org) and the Russell Trust. The funders had no role in study design, data collection and analysis, decision to publish, or preparation of the manuscript.
Byrne, Richard William +1 more
core +1 more source
, 2020 The chimpanzee is one of our planet's best-loved and most instantly recognisable animals. Splitting from the human lineage between four and six million years ago, it is (along with its cousin, the bonobo) our closest living relative, sharing around 94% of our DNA.
openaire +2 more sources
Urinary Cortisol, Aggression, Dominance and Competition in Wild, West African Male Chimpanzees
Frontiers in Ecology and Evolution, 2019 High dominance status is associated with fitness benefits in many social mammals. Yet, attaining and maintaining a high social status often comes with elevated energetic costs.
Anna Preis +8 more
doaj +1 more source
Sign Language Studies with Chimpanzees in Sanctuary
Animals, 2023 Adult chimpanzees Tatu and Loulis lived at the Fauna Foundation sanctuary. They had acquired signs of American Sign Language (ASL) while young and continued to use them as adults.
Mary Lee Jensvold +2 more
doaj +1 more source
Behavioural Development of Three Former Pet Chimpanzees a Decade after Arrival at the MONA Sanctuary
Animals, 2022 Chimpanzees used as pets and in the entertainment industry endure detrimental living conditions from early infancy onwards. The preferred option for ending their existence as pet or circus chimpanzees is their rescue and transfer to a primate sanctuary ...
Olga Feliu +5 more
doaj +1 more source
Comparative metabolomics in primates reveals the effects of diet and gene regulatory variation on metabolic divergence. [PDF]
, 2014 Human diets differ from those of non-human primates. Among few obvious differences, humans consume more meat than most non-human primates and regularly cook their food.
Blekhman, Ran +5 more
core +2 more sources