DAYLENGTH AND HUMMINGBIRDS USE OF TIME

[1] The first morning song of some birds of Washington, DC; Its relation to light [J]. AMERICAN NATURALIST, 1930, 64 : 436 - 469

[2] ASCHOFF J, 1970, FED PROC, V29, P1541

[3] Aschoff J, 1970, J. Orn., Berl., V111, P38, DOI 10.1007/BF01668180

[4] ASCHOFF J, 1967, 14 P INT ORN C, P81

[5] UNITS OF ENERGY [J]. SCIENCE, 1973, 179 (4079) : 1181 - 1181

[6] Brody S., 1945, BIOENERGETICS GROWTH

[7] CALDER WA, 1973, ECOLOGY, V54, P126

[8] TEMPERATURE RELATIONSHIPS AND NESTING OF CALLIOPE HUMMINGBIRD [J]. CONDOR, 1971, 73 (03): : 314 - &

[9] CALDER WA, 1974, 15 NUTT ORN CLUB PUB, P86

[10] ROOSTING OF STARLINGS (STURNUS-VULGARIS) - A FUNCTION OF LIGHT AND TIME [J]. ANIMAL BEHAVIOUR, 1970, 18 (02) : 362 - &

[1] The first morning song of some birds of Washington, DC; Its relation to light [J]. AMERICAN NATURALIST, 1930, 64 : 436 - 469

[2] ASCHOFF J, 1970, FED PROC, V29, P1541

[3] Aschoff J, 1970, J. Orn., Berl., V111, P38, DOI 10.1007/BF01668180

[4] ASCHOFF J, 1967, 14 P INT ORN C, P81

[5] UNITS OF ENERGY [J]. SCIENCE, 1973, 179 (4079) : 1181 - 1181

[6] Brody S., 1945, BIOENERGETICS GROWTH

[7] CALDER WA, 1973, ECOLOGY, V54, P126

[8] TEMPERATURE RELATIONSHIPS AND NESTING OF CALLIOPE HUMMINGBIRD [J]. CONDOR, 1971, 73 (03): : 314 - &

[9] CALDER WA, 1974, 15 NUTT ORN CLUB PUB, P86

[10] ROOSTING OF STARLINGS (STURNUS-VULGARIS) - A FUNCTION OF LIGHT AND TIME [J]. ANIMAL BEHAVIOUR, 1970, 18 (02) : 362 - &