Results 51 to 60 of about 22,002 (226)

Causal perception in Papio papio

open access: yes
In this study, we ask whether causal perception is present in a nonhuman primate: the Guinea baboon (Papio papio). We will attempt to train Guinea baboons to discriminate ‘Michottean’ causal from non-causal events. Furthermore, we will test whether it is
Iris Barezzi   +4 more
core   +3 more sources

High Prevalence of Antibodies against the Bacterium Treponema pallidum in Senegalese Guinea Baboons (Papio papio). [PDF]

open access: yesPLoS ONE, 2015
The bacterium Treponema pallidum is known to cause syphilis (ssp. pallidum), yaws (ssp. pertenue), and endemic syphilis (ssp. endemicum) in humans.
Sascha Knauf   +8 more
doaj   +1 more source

Placental crises: disruptive selection and maternal under‐investment as the foundations of mammalian placental evolution and dysfunction

open access: yesBiological Reviews, EarlyView.
ABSTRACT Among the vertebrates, mammals are notable for the dominance of live birth and placental nutrition. The structural diversity of the mammalian placenta is remarkable, despite sharing a single common ancestor and conserved physiological functions.
Davis Laundon   +5 more
wiley   +1 more source

Travel Routes and Spatial Abilities in Wild Chacma Baboons (Papio ursinus) [PDF]

open access: yes, 2012
The primary objective of this research was to give insight into the spatial cognitive abilities of chacma baboons (Papio ursinus) and to address the question whether chacma baboons internally represent spatial information of large-scale space in the form
DE-RAAD, ANNE,LOUISE
core  

Humans are not unique: difficult birth is common in placental mammals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Human childbirth is widely presumed to be uniquely difficult and dangerous compared to birth in other mammals. Tight fetopelvic proportions can result in obstructed labour and contribute to high rates of maternal and neonatal mortality. Ideas summarised under the ‘obstetrical dilemma’ have contributed to this assumption by explaining difficult
Nicole D. S. Grunstra
wiley   +1 more source

On following pages: 41. Chacma Baboon (Papio ursinus); 42. Olive Baboon (Papio anubis); 43. Guinea Baboon (Papio papio); 44. Hamadryas Baboon (Papio hamadryas); 45. Gelada (Theropithecus gelada). in Cercopithecidae

open access: yes, 2013
On following pages: 41. Chacma Baboon (Papio ursinus); 42. Olive Baboon (Papio anubis); 43. Guinea Baboon (Papio papio); 44. Hamadryas Baboon (Papio hamadryas); 45. Gelada (Theropithecus gelada).Published as part of Russell A.
Don E. Wilson   +2 more
core   +1 more source

Utterance evolution: the road to generative, combinatorial communicators

open access: yesBiological Reviews, EarlyView.
ABSTRACT Language has long been considered uniquely complex in the animal kingdom; however, animal research over the last decade has begun to challenge some long‐standing premises about exactly which language capacities are uniquely human. The task of resolving why and how complex communication systems evolve, particularly human language, has ...
Catherine Crockford   +2 more
wiley   +1 more source

Familiarity and aggression shape long‐term associations and mortality risk in a solitary ungulate

open access: yesOikos, EarlyView.
Periodic social interactions are important to animal fitness, even in solitary species. For solitary species, these interactions can be unexpected and shaped by previous encounters. Despite being aggressive and largely solitary, black rhinoceroses Diceros bicornis are commonly seen in groups, suggesting they may engage in more social behaviours than ...
Rachel M. Stein, Adrian M. Shrader
wiley   +1 more source

Drivers of change in human–wildlife relationships: Southern Africa as an example

open access: yesPeople and Nature, EarlyView.
Abstract Human–wildlife relationships (HWRs) are changing globally in response to shifts in ecological dynamics and societal values, often resulting in contestation. With an increasing need to enable human–wildlife coexistence, it is essential to better understand the drivers of change in HWRs.
Dian Spear
wiley   +1 more source

Age Effects on Transfer Index Performance and Executive Control in Baboons (Papio papio)

open access: yesFrontiers in Psychology, 2014
Reversal performance in the transfer index (TI) task is known to improve from prosimians to apes, suggesting that this task is a marker of cognitive evolution within the primate taxa (Rumbaugh, 1970).
Elodie eBonté   +3 more
doaj   +1 more source

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