, : . , , , , . "" . , , , , .
: ? , , . : (, , ). , . , .
. , "". , , , . , .
"Nature" 1. : Catharus, 42 . , 4800 ( 30 ) 4450 0,93 . (600 ) 130 (), 0,22 17 . 2, , , . , , , . .
______
1 Wikelski M., Tarlow E. M., Raim A., Diehl R. H., Larkin R. P., Visser G. H. Costs of migration in free-flying songbirds. Nature. Vol 423.12 June 2003. p 704.
2 Lindstrom A., Klaassen M. & Kvist A. 1999. Variation in energy intake and basal metabolic rate of a bird migrating in a wind-tunnel. Funct. Ecol. 1999. 13:352-359. McWilliams S. R., Guglielmo C, Pierce B and Klaassen M. Flying, fasting, and feeding in birds during migration: a nutritional and physiological ecology perspective. J of Aviation Biology 35: 377.../393, 2004.
|
|
, ( 6% ), . , , , . , . , , , , " ", , .
. 30 6% 1,8 . 1 4 (16,75 ), 1 9 , 37,68 . 1,8 30 68 . , 100%.
, 130 , , . , . , , 34 , 90 /, 3300 . , - .