Charles T. Snowdon

ORCID: 0000-0001-5953-1605
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About
Contact & Profiles
Research Areas
  • Primate Behavior and Ecology
  • Animal Vocal Communication and Behavior
  • Animal Behavior and Reproduction
  • Neuroendocrine regulation and behavior
  • Evolutionary Psychology and Human Behavior
  • Child and Animal Learning Development
  • Wildlife Ecology and Conservation
  • Marine animal studies overview
  • Language and cultural evolution
  • Olfactory and Sensory Function Studies
  • Human-Animal Interaction Studies
  • Neuroscience and Music Perception
  • Evolutionary Game Theory and Cooperation
  • Bat Biology and Ecology Studies
  • Hypothalamic control of reproductive hormones
  • Neural dynamics and brain function
  • Animal and Plant Science Education
  • Speech and Audio Processing
  • Regulation of Appetite and Obesity
  • Amphibian and Reptile Biology
  • Animal Behavior and Welfare Studies
  • Plant and animal studies
  • Stress Responses and Cortisol
  • Heavy Metal Exposure and Toxicity
  • Multisensory perception and integration

University of Wisconsin–Madison
2010-2022

University of Wisconsin System
1970-2001

Monell Chemical Senses Center
1993

German Primate Center
1993

Chicago Zoological Society
1990

Primate Conservation
1981

10.1016/0003-3472(78)90127-6 article EN Animal Behaviour 1978-11-01

Abstract The cotton-top tamarin (Saguinus oedipus oedipus) has an extensive vocal repertoire which is derived from the variation of two basic elements and sequential combination those elements. A distinctive features analysis demonstrated at least 8 phonetic variants a short, frequency modulated call (chirp) five longer constant calls (whistles). do not describe points on single motivational continuum, but rather each variant represents different message. simple grammar presented to all...

10.1111/j.1439-0310.1982.tb00320.x article DE Zeitschrift für Tierpsychologie 2010-04-26

Pygmy marmosets ( Cebuella pygmaea ) modified the structure of their trill vocalizations in response to pairing with a new mate. Prior pairing, individual displayed different acoustic parameters structure. Within first 6 wk after three four pairs produced trills that were more homogeneous between mates. Pairs had greatest difference prior convergence on greater number than having fewer differences prepairing The vocal following remained highly stable two could be recorded 3 yr initial...

10.1046/j.1439-0310.1999.00483.x article EN Ethology 1999-10-01

10.1037/h0028964 article EN Journal of Comparative and Physiological Psychology 1970-01-01

10.1037/h0028965 article EN Journal of Comparative and Physiological Psychology 1970-01-01

10.1016/j.applanim.2015.02.012 article EN Applied Animal Behaviour Science 2015-02-19

Abstract The influence of various social environments on estrogen excretion, scent marking, and the expression sociosexual behavior was examined in cotton‐top tamarins ( Sanguinus o. oedipus ). Behavioral observations urine collections were conducted five females while first housed their natal family group or presence another cycling adult female then with an unrelated male a separate cage. only males groups female. Levels urinary estrone estradiol for measured by specific radioimmunoassays....

10.1002/ajp.1350060304 article EN American Journal of Primatology 1984-01-01

Sexual maturation and fertility were assessed in fourteen cotton-top tamarin (Saguinus oedipus) females under various social conditions. Six (20–28 mo of age) showed a suppression while living with their families. Hormonal profiles demonstrated low, acyclic levels urinary luteinizing hormone (LH) estrone-conjugates (E1C). A rapid onset ovarian pituitary cyclicity occurred when four the six removed from families paired an unrelated male. In one female, ovulatory LH peak as early eight days...

10.1095/biolreprod37.3.618 article EN Biology of Reproduction 1987-10-01

Abstract Pygmy marmosets ( Cebuella pygmaea ) use a variety of trill‐like vocalizations to maintain contact among group members throughout the day. Frequently, when one animal gives trill, other animals will respond antiphonally. Among three pygmy in captive group, there were clear patterns or sequences calling animals. All would call sequence more frequently than expected by chance, while likelihood an twice before each called once was less chance. One particular ordering individuals common...

10.1002/ajp.1350070104 article EN American Journal of Primatology 1984-01-01
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