Tag: animals

Biology, Health, Health and Medicine

Cardiovascular Health Benefits to Dog Ownership

Aditi Kaveti ‘23 Loneliness and depression — in addition to a lack of physical activity — can increase the risks associated with health complications and premature death. Previous studies have demonstrated the links dog ownership has with increased physical activity, reduced social isolation, and lower blood pressure. A new study conducted by Professor Tove Fall at Uppsala University in Sweden suggested that dog ownership could … Continue reading Cardiovascular Health Benefits to Dog Ownership

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Environment, Evolution, Natural World

Big-Hearted: Arrhythmia in the World’s Largest Living Animal

Mariam Malik ‘22 Bradycardia is a slower-than-normal heart rate, and can vary depending on age and physical condition. According to the American Heart Association, a heart rate lower than sixty beats per minute (BPM) qualifies as bradycardia. Tachycardia, on the other hand, is a heartbeat that is too fast, specifically one that beats over a hundred times per minute. Both conditions vary by age and … Continue reading Big-Hearted: Arrhythmia in the World’s Largest Living Animal

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Evolution, Health and Medicine, Natural World

Changes in Retinal Chromatin Allow Animals To Be Nocturnal

Mariam Malik ‘22 Night vision allows nocturnal animals to be active at nighttime and sleep when the sun is out, while diurnal animals are active during the day and sleep at night. However, when both diurnal and nocturnal animals are born, their ocular abilities are equal until a change in the cells of the eye occurs, allowing the animal to see in the dark. Through … Continue reading Changes in Retinal Chromatin Allow Animals To Be Nocturnal

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Figure 1. Dogs produced isolated facial expressions that did not resemble human emotions.
2017-18

Facial Expressions Of Humans And Dogs Are Not The Same

By Maryna Mullerman ’20 Mammalian facial expressions are known to correlate with animals’ internal states. Substantial similarities have been previously identified between chimpanzees and humans, but facial expression similarities between more distant mammalian species is unknown. Caeiro Cátia and researchers from the University of Lincoln in the United Kingdom investigated whether domestic dogs produced certain facial expressions in response to different external emotional stimuli. Furthermore, … Continue reading Facial Expressions Of Humans And Dogs Are Not The Same

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Biology

Mysterious Die-Off of Saigas in Central Asia

By Shannon Bohman Image acquired from commons.wikipedia.org Figure 1 This picture shows a mother and child saiga in their native Central Asian Steppes.   This past May, the corpses of hundreds of saiga antelopes were found scattered across the Central Asian Steppes. This endangered species had been under close watch due to significant overhunting. Conservationists succeeded in replenishing the population, but over half of the … Continue reading Mysterious Die-Off of Saigas in Central Asia

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Biology

Ecology of Zoonotic Transmissions: The Impact of Bos taurus indicus Fertilizer on the Health of Malagasy Farmers

Photo Courtesy of Rachel Lordahl By Zuri S. Dawkins Central ValBio Ranomafana National Park, Madagascar Undergraduate Program in Anthropology and Biology, Stony Brook University Madagascar Institute for the Conservation of Tropical Environments (MICET) Contact Info: Zuri.Dawkins@stonybrook.edu ABSTRACT Emerging infectious diseases in livestock pose a huge threat to human health, animal efficiency and biodiversity. Zoonotic diseases are highly contagious diseases that spread amongst animals and humans via … Continue reading Ecology of Zoonotic Transmissions: The Impact of Bos taurus indicus Fertilizer on the Health of Malagasy Farmers

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