sentences:  However, according to the Maliki school certain types of frogs are allowed to be consumed; namely the green frog commonly found in ricefields, while other species especially with blistered skin are considered poisonous, unclean and disgusting and should not be consumed.Environment activists have urged restrictions on frog consumption — especially frogs harvested from the wild — because frogs are an essential element of the ecosystem.Conservationists have warned that frogs could be going the same way as the cod — gastronomic demand is depleting regional populations to the point of no return.