forage

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Dr. Walter Arnold (University of Vienna) and colleagues were interested in studying how Northern ungulates cope (physiologically) with limited food supplies during the winter months. Ungulates are known to reduce energy expenditure during the winter. A new study published Wednesday in the American Journal of Physiology-Regulatory, Integrative and Comparative Physiology describes how these animals adjust their nutritional intake. Dr. Arnold’s team examined intestinal transport…

With the help of advice from a manicurist, Dr. Kate Mansfeld (University of Central Florida) has come up with a way to track hatchling sea turtles for the first time. After hatching, the turtles head straight for the ocean where they grow for about 10 years or so before returning to the same beach where…

What do elk and deer eat in the winter?

This was a very good question brought up by a reader of the prior post. As it turns out, deer and elk move between summer and winter ranges. The winter range is at a lower elevation where there are more resources such as shrubs and grasses. Since they eat similar foods, they often compete for…