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

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

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

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

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