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animal behavior

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Surprising Behavior Changes in Genetically Modified Syrian Hamsters

Arginine-vasopressin (AVP) is a hormone with a variety of functions, including regulation of blood pressure and water balance. One of the first discoveries of an AVP action in the brain was the finding that it alters social behavior, enhancing a form of social communication in... click to read more

  • Susan Lee | PhD student at Georgia State University
  • Kim Huhman | Professor at Georgia State University
  • Jack Taylor | Postdoctoral research fellow  at Georgia State University
Views 1920
Reading time 4 min
published on Aug 30, 2023
How mixed-breed dogs resolve the “horoscopes” surrounding dog breeds

Very little in genetics is determinate—least of all, behavior. Behaviors are dynamic processes by which animals respond to their environment to survive, and evolution can shape genes affecting behavior over generations. Genetic selection may be even more dramatic in domestic animals due to human influence... click to read more

  • Kathleen Morrill | PhD student at University of Massachusetts Chan Medical School
Views 2098
Reading time 3.5 min
published on Aug 28, 2023
Exceptional hearing ability in a hummingbird

Many birds communicate using songs. Among them, the Ecuadorian Hillstar hummingbird produces a song with the highest pitch. Our previous research suggests that these hummingbirds produce high-pitch sounds to stand out from ambient noise. For vocal communication to be effective, the listener needs to hear the... click to read more

  • Fernanda G. Duque | Postdoctoral Research Fellow at Biology Department, Hofstra University, Hempstead, N.Y., USA
Views 4854
Reading time 3 min
published on Sep 28, 2021