Rachel Lines

Behavioral Neuroscience // Class of 2022

Veterinary forensics: Sending criminals to the pound

Nearby a municipal landfill in Oregon, several witnesses discovered the bodies of eight incapacitated bald eagles. Flightless and convulsing, these animals appeared near death and were retrieved by National Fish and Wildlife Forensics Laboratory staff. One eagle was confirmed dead, while the others were moved for supportive care. What was the cause of this loss […]

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Pollutant poop: How the south polar skua brings toxic chemicals to Antarctica

Across the barren landscape of Antarctica, a team of scientists spent the months of December 2013 through February 2014 collecting bird poop from seabird nesting regions. After carefully preserving these samples and sections of muscle tissue from seabird carcasses, these researchers transported their data collection to Griffith University in Australia for analysis. Why pick up

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​​​​Moo-ving about: The transitional lives of dairy cows

From cow-print phone cases and jackets to “drink milk” posters to paintings illustrating herd-speckled landscapes, dairy cows are among people’s favorite creatures. Affection toward these docile animals is clear, but what do their lives really look like? It’s not all scenic red barns and grazing.  Dairy cows go through several major life transitions, and cattle

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Sensing the sea: Researching the adaptations of starfish

Of all species living in marine environments on Earth, the relatively inconspicuous starfish may appear to live a simple existence on the seafloor. However, these organisms demonstrate striking abilities to perceive their environment, one of many characteristics that has led to their success as a species. This success is evident in their diversity — there

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Whistles underwater: How humans are changing dolphin communication

Dolphins are generally regarded as one of the most intelligent species of mammals, even demonstrating the ability to learn and follow verbal cues and gestures from human trainers while in captivity. In the wild, dolphins use sound signals to navigate, hunt, and communicate with other creatures, including individuals of their own species and of other

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A Gut Feeling: The bacteria in your gut may be controlling your behaviors

Think back to the last time you gave a presentation; were you nervous? Did you lose your appetite for the day? When it was time to present, did your stomach somersault? When considering physical responses to stressful situations, there is a clear connection between behavior and the gut. In anxiety-stimulating situations, the body can respond

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Paws-itively essential: The psychological benefits of pets and protecting them from COVID-19

Animals have long provided assistance to humans in times of great need. Countless heroic animals have saved human lives — dogs can undergo training to track missing persons, detect an oncoming seizure, or alert humans to mines underground. During the COVID-19 pandemic, animals continue to impact human lives (beyond interrupting Zoom calls). As knowledge about

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