United States Department of Agriculture
The idea of a metapopulation - a group of local populations in a patchy habitat - recurs in both ecology and evolutionary biology. Although the metapopulation concept is at least 50-75 years old, it has recently resurged, as natural habitats become fragmented and are lost because of humans' use of resources. However, fragmentation is not the same as...
Ecological parameters of Coluber constrictor etheridgei, with comparisons to other Coluber constrictor subspecies
In 1998, we conducted a radio-telemetry study of Coluber constrictor
were located once daily from 12 June to 14 August. We determined home-range