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The grooming behavior induced by intracerebroventricular administration of ACTH was specifically antagonized by the muscarinic receptor antagonists, atropine and scopolamine. The antagonism occurred in a dose-dependent manner with an ED50 of 0.2 mg/kg (i.p.) for atropine, and 0.03 mg/kg (i.p.) for scopolamine. Neither methylscopolamine nor methylatropine,(More)
The amphibian and reptile fauna within a small area in a lowland rainforest fragment reserve in Amazonian Ecuador was intensively surveyed over an initial 2year period via removal sampling (1986–88), coinciding with the construction of a road through the area and a subsequent surge of increased forest conversion and fragmentation in surrounding areas. A(More)
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