Systematic Reconnaissance Flight (SRF) is a scientific method in
References
*Mike Norton-Griffiths (1978) " [http://www.iucn.org/themes/ssc/sgs/afesg/tools/ctganimen.html Counting Animals] ." Second edition, African Wildlife Foundation.
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United States Marine Corps Force Reconnaissance — Not to be confused with Marine Division Reconnaissance. Main article: United States Marine Air Ground Task Force Reconnaissance Marine Force Reconnaissance The insignia of Force Recon … Wikipedia
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