DO TROPICAL BIRDS REAR AS MANY YOUNG AS THEY CAN NOURISH

[11] MOREAU R. E., 1941, JOUR EAST AFRICA AND UGANDA NAT HIST SOC, V15, P154

[12] Numerical data on African birds' behaviour at the nest Hirundo s smithii Leach, the wire tailed swallow [J]. PROCEEDINGS OF THE ZOOLOGICAL SOCIETY OF LONDON SERIES A-GENERAL AND EXPERIMENTAL, 1939, 109 : 109 - 125

[13] MOREAU RE, 1940, IBIS, V2, P234

[14] Nice Margaret Morse, 1943, TRANS LINN SOC NEW YORK, V6, P1

[15] Nice MM, 1937, T LINNAEAN SOC NEW Y, V4, P1

[16] Skutch AF, 1940, SCI MON, V51, P409

[17] Skutch AF, 1940, SCI MON, V51, P500

[18] Skutch Alexander F., 1945, AUK, V62, P8

[19] TINBERGEN N., 1939, TRANS LINN SOC NEW YORK, V5, P1

[11] MOREAU R. E., 1941, JOUR EAST AFRICA AND UGANDA NAT HIST SOC, V15, P154

[12] Numerical data on African birds' behaviour at the nest Hirundo s smithii Leach, the wire tailed swallow [J]. PROCEEDINGS OF THE ZOOLOGICAL SOCIETY OF LONDON SERIES A-GENERAL AND EXPERIMENTAL, 1939, 109 : 109 - 125

[13] MOREAU RE, 1940, IBIS, V2, P234

[14] Nice Margaret Morse, 1943, TRANS LINN SOC NEW YORK, V6, P1

[15] Nice MM, 1937, T LINNAEAN SOC NEW Y, V4, P1

[16] Skutch AF, 1940, SCI MON, V51, P409

[17] Skutch AF, 1940, SCI MON, V51, P500

[18] Skutch Alexander F., 1945, AUK, V62, P8

[19] TINBERGEN N., 1939, TRANS LINN SOC NEW YORK, V5, P1