Results 51 to 60 of about 1,837 (174)

How Food Geometry and Toughness Influence Ingestive Patterns in Lemurs

open access: yesAmerican Journal of Primatology, Volume 88, Issue 7, July 2026.
Initial bite placement is influenced by food toughness and geometry. Species‐specific feeding strategies reflect differences in masticatory morphology and functional flexibility. Lemur catta is more likely to use the postcanine tooth row; Propithecus verreauxi prefers anterior biting. ABSTRACT We investigate the extent to which food toughness, geometry,
Mariana Dutra Fogaça   +4 more
wiley   +1 more source

Cercocebus torquatus

open access: yes, 1982
Cercocebus torquatus (Kerr, 1792). Anim. Kingdom, p. 67. TYPE LOCALITY: West Africa. DISTRIBUTION: Guinea to Gabon. COMMENT: Includes atys; see Dandelot, 1974, Part 3: 12; and Groves, 1978, Primates, 19:1 -34.
Kenneth E. Kinman   +2 more
core   +1 more source

Social Drivers of Vocal Flexibility in Female Baboons

open access: yesEthology, Volume 132, Issue 6, Page 390-398, June 2026.
Female olive baboons selectively grunt when encountering females with dependent offspring. Grunting likelihood depends on rank differences and the strength of their social bond. This study adds to the evidence that nonhuman primates have evolved to use structurally‐inflexible vocalisations in population and context‐flexible ways.
Yaëlle Bouquet   +3 more
wiley   +1 more source

Vpx rescues HIV-1 transduction of dendritic cells from the antiviral state established by type 1 interferon

open access: yesRetrovirology, 2011
Background Vpx is a virion-associated protein encoded by SIVSM, a lentivirus endemic to the West African sooty mangabey (Cercocebus atys). HIV-2 and SIVMAC, zoonoses resulting from SIVSM transmission to humans or Asian rhesus macaques (Macaca mulatta ...
Reinhard Christian   +2 more
doaj   +1 more source

Audience effects in sooty mangabey agonistic behavior

open access: yesFrontiers in Psychology
The term ‘Audience Effects’, refers to behavioral changes triggered by the mere presence of others and has been extensively studied in animals to explore their capacity for social awareness and intentionality.
Fredy Quintero   +6 more
doaj   +1 more source

An Exploration of DNA Extraction Methods of Fly iDNA for Scalable Biodiversity Monitoring

open access: yesEnvironmental DNA, Volume 7, Issue 6, November–December 2025.
Metabarcoding of invertebrate‐derived DNA (iDNA) is an excellent tool for assessing terrestrial mammal diversity, but the time and costs associated with sample processing constrain its wider adoption. Our study indicates that the non‐destructive extraction of large pools of entire fly bodies has the potential to streamline and reduce the costs of fly ...
Mueena Jahan   +21 more
wiley   +1 more source

New Middle Pleistocene Hominin Dental Remains From Velika Balanica, Serbia

open access: yesAmerican Journal of Biological Anthropology, Volume 188, Issue 2, October 2025.
ABSTRACT Objective The cave site of Velika Balanica in Sićevo Gorge, Serbia, has previously yielded early Neanderthal dental remains from Layer 3a, dated by thermoluminescence to 285 ± 34 and 295 ± 74 ka. We describe and compare four additional dental specimens recovered from the Middle Pleistocene Layers 3a and 3b of the cave: a right I1 (BH‐8), a ...
Predrag Radović   +4 more
wiley   +1 more source

Dental Microwear and Diets of Late Miocene Primates From Rudabánya, Hungary

open access: yesAmerican Journal of Biological Anthropology, Volume 188, Issue 1, September 2025.
ABSTRACT Objectives This study focuses on a dental microwear texture analysis of European pliopithecids and dryopithecins from the Miocene primate site of Rudabánya, Hungary. The goal is to determine whether these taxa, found in part together in the same deposits, differed in their food preferences, or at least consumed, on a daily basis, in a manner ...
Peter S. Ungar   +2 more
wiley   +1 more source

The Ontogeny of “Twitter” Calls in White‐Faced Capuchins (Cebus imitator): Usage, Context, and Acoustic Structure

open access: yesAmerican Journal of Primatology, Volume 87, Issue 8, August 2025.
ABSTRACT In stark contrast to our own highly plastic communicative abilities, nonhuman primate vocalizations were historically considered fixed and innate, with very little ability to learn or modify vocal signals. However, recent studies indicate that primate vocalizations do show evidence of developmental plasticity, most notably in their context and
Nicole Guisneuf   +3 more
wiley   +1 more source

Developmental Patterns of Serum Luteinizing Hormone, Gonadal and Adrenal Steroids in the Sooty Mangabey (Cercocebus atys) [PDF]

open access: yesBiology of Reproduction, 1983
Serum levels of luteinizing hormone (LH), testosterone, dehydroepiandrosterone sulfate (DHAS), androstenedione and cortisol were determined in multiple samples from 86 sooty mangabeys of varying ages (0-17 years). Testosterone, androstenedione, DHAS and cortisol were measured by radioimmunoassay; LH was determined by in vitro bioassay.
D R, Mann   +4 more
openaire   +2 more sources

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