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Full-Text Articles in Animal Sciences

Ecology, Behavior, And Conservation Of The Mona Coqui (Eleutherodactylus Monensis) In Puerto Rico, Jennifer Stabile May 2020

Ecology, Behavior, And Conservation Of The Mona Coqui (Eleutherodactylus Monensis) In Puerto Rico, Jennifer Stabile

Master's Projects and Capstones

The Mona Coqui (Eleutherodactylus monensis) is a medium-sized, terrestrial frog endemic to Mona Island, Puerto Rico. E. monensis is the only amphibian known to inhabit Mona Island, a small (57 km2) subtropical dry forested island located in the Caribbean between Hispaniola and Puerto Rico. E. monensis is currently listed by the IUCN (2008) as Vulnerable due to its restricted range of less than 100 km2. Other possible threats may include emerging amphibian disease (i.e. Batrachochytrium dendrobatidis (Bd)), invasive species, and climate change. An increase of eco-tourism may also pose an immediate threat to this species if measures are …


Effect Of Calcium Supplement On Eyesight Of Western Tiger Salamanders, Abigail Horner, Dennis Ferraro Apr 2020

Effect Of Calcium Supplement On Eyesight Of Western Tiger Salamanders, Abigail Horner, Dennis Ferraro

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There has been some discussion in herpetoculture about adding calcium supplements to the diets of salamanders. Adding calcium supplements to a salamander’s diet has been indicated to contribute to blindness. Calcium supplements are usually given to reptiles and amphibians to prevent dietary deficiencies, particularly metabolic bone disease. The link between lack of calcium and metabolic bone disease is well established in reptiles, but is lacking significant research with regards to amphibians. Within the eye of a salamander, there are calcium channels that mediate photosynthetic rods in the absence of light. With a calcium rich diet, it is believed that these …