Dear friends, I am a new subscriber in the list and, I would like your opinion about some questions cited below. Thank you for your reply !! Voltolini ______________________________________________________________________________ CANOPY SMALL MAMMALS ECOLOGY IN THE BRAZILIAN RAINFORESTS THE TROPICAL FOREST ARE MULTI-STRATIFIED AND, THE SMALL MAMMALS ARE USING ALL FOREST STRATA. BUT, THE VAST MAJORITY OF MAMMAL STUDIES ARE FOCUSING ON THE FOREST FLOOR. WE HAVE DATA SHOWING THAT THE RICHNESS AND ABUNDANCE OF SOME SPECIES ARE BEING UNDER-ESTIMATED. TO GENERATE NEW DATA ABOUT THE TROPICAL SMALL MAMMAL COMMUNITIES WE ARE SUGGESTING THE UTILIZATION OF CANOPY SAMPLING TO TRY OBTAIN MORE DATA ABOUT MAMMAL RICHNESS AND ABUNDANCE IN THE TROPICS. WE HAVE MANY QUESTIONS ABOUT THE CANOPY MAMMALIAN COMMUNITIES: 1 - IF THE ARBOREAL SPECIES CAN USE ALL STRATA EQUALLY AND THE TERRESTRIAL SPECIES CAN USE ONLY THE TERRESTRIAL ENVIRONMENT, THE NICHE VOLUME OF THE ARBOREAL SPECIES IS BIGGEST THAN OF THE TERRESTRIAL SPECIES. WHAT ARE THE CONSEQUENCES ? HOW TO MEASURE AND ANALYSE INFORMATION ABOUT CANOPY NICHE VOLUME ? 2 - THE MAJORITY OF FOREST FOOD RESOURCES ARE PRODUCED IN THE CANOPY AND, THE CANOPY FAUNA CAN ACCESS THOSE RESOURCES MORE EASELY. COULD BE THE ARBOREAL POPULATIONS MORE ECOLOGICAL STABLE ALONG THE TIME THAN TERRESTRIAL POPULATIONS ? HOW TO MEASURE AND ANALYSE THIS DATA THREE-DIMENSIONALLY ? ______________________________________________________________________________
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