A female rotifer (Brachionus calyciflorus) with two eggs. The eggs are the result of parthenogenesis, or asexual reproduction by the female, which occurs in rotifers when growing conditions are...
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A herd of alpine ibex (Capra ibex) struggles through deep snow. A recent study examined 45 years of census data for a population of alpine ibex in Gran Paradiso National Park in northwestern Italy....
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A juvenile Marbled Murrelet (Brachyramphus marmoratus) sits on its nest platform high in an old-growth Douglas fir. The Marbled Murrelet is an endangered seabird. A recent study used age-ratio...
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The African buffalo (Syncerus caffer) population in the bovine tuberculosis (bTB) control program at Hluhluwe-iMfolozi Park, South Africa was studied in 2000-2001 to investigate how chronic infection...
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The population dynamics of the snow petrel (Pagodroma nivea) were studied over 40 years in order for scientists to better understand the sensitivity of the petrel’s population growth rate to...
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In this TIEE dataset, students address the question of how changes in demographic vital rates influence the rate of population growth.
Students learn how projection matrices and elasticity...
A view of the Rocky Mountain Biological Laboratory, a high-altitude field research station at 9,500 feet in the Colorado Rocky Mountains. RMBL has supported field work since it was founded in 1928,...
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An example of a late spring frost and snow event at the Rocky Mountain Biological Laboratory, at 9,500 feet in the Colorado Rocky Mountains. This photograph was taken on 13 June 2001, when the...
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