The most common type of structural trap is formed by an anticline, a structure with a concave (as viewed from below) roof caused by the local deformation of the reservoir rock and the impermeable cap rock. In this case, the intersection of the oil-water contact with the cap rock determines the edges of the reservoir.
Wild Gerbils. Gerbils are small rodents but they are not rats! They normally have white bellies and are agouti coloured. They live in the wild in Central Asia, India, the Middle East, and Africa. They roam the savanna, steppe, hot desert and semi-desert areas of these nations.
Conservationists say stripping protections from Canada lynx, listed in 2000 in the Lower 48 states, would lead to its demise where it is found in parts of Colorado, Idaho, Maine, Minnesota, Montana and Washington. The lynx is not considered imperiled where it is found in Alaska or Canada. This spells disaster for lynx, Michael Garrity, head of the Alliance for the Wild Rockies, said by telephone.