The location call of fledgling Eastern Kingbirds is identical to a call used as an alarm by the adults. When being fed, they switch to a soft screeching call. In this recording, one young bird is giving the location call while another is giving the begging call as it gets fed by an adult (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjLEXaClpRxrtrCXykVlLjdbbQu4Sg-x6kYNUCE0hFynelGsXbD3Q5lXSzYVCojXArEcpRnGlR37EmXR941NQ2faOu0541e-Ju8uPXbX2oXaTjIWq5OB3z4iYj3DrrB5gAOur-E1o3-lkRf/s320/EASTERN+KINGBIRD+juv+PERT+PA+7509+(2).wav.png)
A family of Great Crested Flycatchers, with the young birds using the wheep call (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDYw2NXDPs4Q6RnGo_lE40Q3AbjAx6pZLSN4-lF4PGcvUufsyzQAtbOsJSdOAeIhK-BkKG_LTynFwKJuhH4GM2VMRvamtdDBUJxjtqXiBalOmyzm9BYi5lhisHHRXd0Zk2y_I6sn7dznlV/s320/GREAT+CRESTED+FLYCATCHER+juv+PERT,+PA+71109+(2).wav.png)
Young Great Crested Flycatchers can make a tremendous din. Here are several calling from high in trees (July, PA). They already have the full array of adult calls as they are not learnt.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiQOPMXChSsqwtibxPqmcuO4MIjq-POBrXo81AYY77rYquhihs4yRgBCoDlpNY3ILlGymdc5mDG8-INX_MmlmskYagYEvVdKJUC4kJ6FqtFpZT1AR3d_YMj5Yw6qNbGpXibti9vA2oqrkPQ/s320/GREAT+CRESTED+FLYCATCHER+juvs+wheep+PERT+PA+7510.WAV.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhsYfc98knO8oQj0AryZwafXe6jWZ7lfHgLc5E8tmswFzXLMEyNID4DOnusPX5PaoPSXoxnyWSzd9D6KaqKKZLfY55Ije6aVSCpNt1Wnv7dh4pRFC38bAv1i5Se5EbVKqIMrH77qYAGOnmk/s320/GREAT+CRESTED+FLYCATCHER+juvs+2whurr+PERT+PA+7510.WAV.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhqhhFptZe1pplrpg9TD76nSBO9jvm5nbGXoZP0L5FED2meOGJxe8cR2klKLR8141w-0tf47UDeqGZCc9MxoLZVX8gox5O-K44L_O9ulftDr1PjH9qG0vXWZdUbwqoW45RoAl1kTXMUKoEk/s320/GREAT+CRESTED+FLYCATCHER+juvs+whip+PERT+PA+7510.WAV.png)
Quieter calls by a fledgling Great Crested Flycatcher, with begging calls at 35-45s (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEj49rqOoxfZdLpMCS_rR_9INazK5BF2SguNgp-hMKEBzn83SxebDTyNdYPEjMIb7-RF45R27dqzOJYFttajQTruIrMvFWK4uq6ABbcSMmlnzsZWaQ7Go1Dc_hiRI_hXYicC2KpulRwv071U/s320/GREAT+CRESTED+FLYCATCHER+juv+calls+PERT+PA+7510.WAV.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRh91AgfAaOPbws8IMllPg9JZPhcrMHlLSDTOIbyXcv4KtleCaAnMMlVx989fe-UdB98c_ZahcBY-8UtyIna3pgs6ZARTD9qEblmXTuSw4Zu2GMJkOJd96vWhZwTlpdUxZDZ1g7MrFAjnE/s320/GREAT+CRESTED+FLYCATCHER+juv+calls1+PERT+PA+7510.WAV.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjdwkWwR2dokGhfbPWlTaIoZmNZiCPuHZxH02tZm4MNEwaJE1kKirj2NhvqUhCSv6IKYHVCmeMJiUwVxd771U6KSCnhPJq7utHdBlhBq-LJMxevbasD0j4sN65dvTU6J2T40_vHPPzWLEH-/s320/GREAT+CRESTED+FLYCATCHER+juv+begging+35scalls+PERT+PA+7510.WAV.png)
Eastern Phoebe fledgling. There are three calls, a descending call, a doubled or tripled call, and fainter, hoarser calls following feeding by the adult (May, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjqIuJCj1zu3PLsoVb5STl_ZcFRLKrG9Im6NCInIMooNObmXLCcpUu20Mv1lFMhv9Lu-EsZhH3GmMTLJKHYni-F1F7zCAdKWEf3vwXpitIkAHZjtxn8zTlFybhPAAtLekhuwpMd3E7DsfQE/s320/EASTERN+PHOEBE+fledgling+pert+pa+05222016.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjxC2ZBcNNXDE5CVMpWkLPkvXUIFy8sms3jNCAtPwLcQedPYqwAHl_UsF4hJZiSJZnMYAW6lXSY_2bg6lFr_53IA-I3k6efLpdnX59wK5jxmGo0Y6j740N3ryCYd7xf90qtmFmUtA4bOUDr/s320/EASTERN+PHOEBE1+fledgling+pert+pa+05222016.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiFxMiJ2jF-jorljKGHgsX3ColnYHe7gwKrTrAavLbHaUfUzOsyXcpIjU0ERyum1jTy8r0AJ9MnqKpA8oHBxvFIiESlZCZ3-gT5QWD3hDLMZwJdBOifbCJHW5k16drsJYoTO4A_py8vRHMg/s320/EASTERN+PHOEBE2+fledgling+pert+pa+05222016.png)
Four fledglings (May, PA).
Eastern Wood-Pewee juvenile calling and being fed at 10 to 17 seconds. There are three call types, a short, high pwe, a hoarse call which increases in rate and intensity at the point of feeding, and intermediate calls. Young pewees are very vocal and commonly heard in July and August (Aug, NJ).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiGXdekJnY68IMzIjsxLTyNZ4_lWG8gfwFp5yXG9mkAcqPZK2eCwLT77cIjor5AwW73Lims692hN30WOReO_WNjVBF7hQwFb8p0vhWcfvIrnvRj8UYKVEJnFpwuH3wfEGK2OmHGmZ2mSSX7/s320/EASTERN+WOOD-PEWEE+juv+pwe+Wharton+SF+NJ+8409+(2).wav.png)
pwe call
intermediate and wheezy call
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjxC_ry1347mgcSuCAe03CwoJt7FLlbyHNaR-6-37xDUdpwPKgHgGEOXYr0QvqfMlm6gLW5PKTbMK5PFeqSwnb9RlCiRjzjQxVxOUWJlTRrzC8qiOXpIcHgJDIc7fJ7mxxoPbmVAAklYaxk/s320/EASTERN+WOOD-PEWEE+juv+int+and+wheeze+Wharton+SF+NJ+8409+(2).wav.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhUP3oYNUGg7Qs3noDvwrrTN9RY_CdqCEAf81hMBuReXe9EQyhbm8D7n3q9GBw34QpG0F0kzFP4zQgZsNlH_ZpfbtIAg3FDu-x0QakqvbqTyHnrxPnaPUN-KJ0YSHS8OBg-wHOe2yiATIB2/s320/EASTERN+WOOD-PEWEE+juv+point+of+feeding+Wharton+SF+NJ+8409+(2).wav.png)
wheezy calls at point of being fed
Another call by a lone fledgling Eastern Wood-Pewee, a hoarse pewee (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi1LzAmwbTfA55JAHkk_cuvaSXh2FVTzDHxdU2hXHg1f2mLgD_lCLrJPtUxt3yD-i6KMWrhyveTEvgF1Q4fNhb6djLMwserBbOE1JBweresCVwm3EumMaVp2tcYPn2k67rrkia5Kc064Lno/s320/EASTERN+WOOD-PEWEE+juv+PERT,+PA+72609+(2).wav.png)
Calls by three newly fledged Acadian Flycatchers which were perched together up in a tree (Aug, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhRNX01Zc33kcGtPH_6ZEq4vDD6ReKO2SBUS7mXuTaSAoIQWZErY6EyEso5Thv_O5e6T8rosXV-1TklrO1hQDhsyXl0gZ8yGhRCMP9LPRdxBgnGfaNDizhI-plRjDtOtqcrEmOyuP0RNA4Y/s320/ACADIAN+FLYCATCHER+juvs+calls+Wissahickon+Creek,+Philadelphia,+PA+8709+(2).wav.png)
Calls made as an adult brought food:
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhgyOdTG0FVmpYj-KsirLIRnBRkyMDnS_7vbrOkpHQeLt4KpIegQ7Btb_3buDGxEW7yA5F2Or6y8-abnPi_GzlofPH-FuXF18VfDXPkek5lNkRYyFr709gyvETp81PodIVbxExws6nTZuHA/s320/ACADIAN+FLYCATCHER+juvs+Wissahickon+Creek,+Philadelphia,+PA+8709+(2).wav.png)
Another juvenile Acadian Flycatcher (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiDE7QmU6BIpD32frmbThSC7KvJQlvl4CXJ9hS9ChzwJbkKf45ip7F6vbIuxK_Hm_tun2XvvSzxuDZ09s59bsgpcXX6U7-OkIkwNACeN_kTkyMqT_H41sLOUIxnXfmuQvp9prH5mpB3dh-C/s320/ACADIAN+FLYCATCHER+juv+Wissahickon+Creek+PA+6.30am+7510.wav.png)
Fledgling Willow Flycatchers give similar calls, some are raspy, left on sonagram (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgyeTU_v93CDWIiC-SsXmJT0_nlNwPjg81v4g44s5v8oYD8kLW4f2QwOMgtyrV2eToa0SeKemFgNiH0m4t2LRCWMgoZswfqJpuA5kjv_fjpPeifLI_RcksNCx9Qr8vGJdBYPwSpJi2hcCKs/s320/WILLOW+FLYCATCHER+fledglings+Whitemarsh+PA+9.46am+07282018+%25283.1%2529.png)
Juvenile Alder Flycatcher calls. These were very quiet calls given by hidden birds, and the id is presumptive (July, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjbujFcRCIzIo36G0IrNLoZbCXKKpUnZ3h0VzY-ccE2lH2c7-2yjumnonyPh2zDdmfJwKV2fK5gWWuyvbyEvJJuxqlOnwk4et5m82xkKBwywjYRsunyyLZ2VwBCLdolrtDcTw2RDGwVk-XS/s320/Alder+Flycatcher+juv+Baxter+SP+ME+1.44pm+07172013.png)
Warbling Vireo fledgling calls. They are similar to the adult alarm calls but shorter (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjjXSKlEIo8NIGqurWSbacorFNsm24Fu-WfIgEpykLCm5TTufY8rqNgNK7-gErz9W7ZF4xPJIfSXDi6GXHrFvBDWBNxOi6qn67MR_JGYbheYZFha_jTL4Lpo0F-LYSrOAGCwuhq5zLDwi5U/s320/WARBLING+VIREO+juv+PERT+PA+7610.WAV.png)
Red-eyed Vireo, calls by several juveniles (July, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgvJ-8kBxgGMXmhPCxuF9aq6UD5AQTpM7ssv8D6BgniIAc0fMmK42mh7iW6jHy3mUEHITbbZK69Ytc9VoG2x9AOHACS3mv_mUiVPrlJCj4ujJ0I2SQJNyJ_bwZrAtZF_Bt7hAw1nM-OyQ1h/s1600/RED-EYED+VIREO+juv+Baxter+SP+ME+1.02pm+07172013.WAV.png)
American Crow fledglings have more nasal calls than adults, recalling Fish Crow, but the calls are not doubled. Gulping sounds at 7 and 35s when being fed (July, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi9bfZkTO4pnmWliz03ZzcDdKjpGk5joD5uqLMWGcW6dnX1ZT1YH94ssMsE-G6Iy4EcW0b4GqTJ-Oo71vOyTeuAp39VaIPoKUG7hA0o_L2LAFvR1s1Jk3PTksgWQOlP4EWEN7MPGbRl9sQ9/s320/AMERICAN+CROW+juv+Seawall+ME+071211.WAV.png)
Fish Crow juveniles (June, PA).
Common Raven fledglings (lower calls by adult, July, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjy6c77ttci2-LulBwru4CU9JmlFXt5UOOfztFfn0xLmgoPmnCpvjW-L3_gkH30LPJ4DbC4PvD6udG34EhctvrpojQ5QdUgP-hOnGtRPIOs1LMoNJRYwE4JsDEJ252z8zDund664rwVd4CA/s1600/COMMON+RAVEN+Seawall+ME+07122014+1.40pm.WAV.png)
Juvenile Blue Jay calls at point of feeding (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgdfagDS5EbtZa2_0tfHFDT9cLxypz0KsB_ZGT2oQZuo0FfFxq6y3UleDCCQxVGraYqNAr2_FSfVBjlCch3hGbolu-sTWDgnhklagqSz0szIQHjiozbM3so4kHyaindKhDXFlb954nfq64u/s320/BLUE+JAY+juv2+Elkins+Park+PA+06042012.WAV.png)
Juvenile contact calls and then calls at time of feeding, adult contact calls at end (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEglrYP_-Y9QlLNNIcLX4yyLNejVAbEo6JUYUc9Rco6Hw4mV_cQvm9q8iID___l6W0RRz39VGoKLff3Q8D0pVWH91mrfJj1MaUwmGeWEqSJz7nfyBymyljUBzqc5EkD5yuXGg5Jw_9y1j36-/s320/BLUE+JAY+juv4+calls++Elkins+Park+PA+06042012.WAV.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi1llMlKH3sKJgLhD_oqik1kkkIjmdq-Jrat1_JFwXXZ5eGV9EL9ZMVWWUqJoSpP219IfIcHb6LbGcx1KuZvEsradeUujtlUB8nIqGDuekUwtQZgz0eoyGNbb5yUfJ3Bcyxs6BkXcBkk1K4/s320/BLUE+JAY+ad+Elkins+Park+PA+06042012.WAV.png)
Jay call by a fledgling Blue Jay (with adult, June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh7D2oMFR2gwRfudCmm1nwMVV2OMR9KANvZjiLfq1NcyEMtEyWdHUOZWCvbwOFJuvxDaGY1aMWNZXmrH2k0mSa2Tp67YGUwHg7Kn7c3lyXpqYt8LRzCR46rax8mB5ySmMGdW6fyUL48r2C-/s320/BLUE+JAY+juv+PERT+PA+06172012.WAV.png)
These older juvenile Blue Jays sound a little like hoarse adults (Jul, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiwUwPGVKe0V853ljC7SKBw-p7JQJCu7uPtyP7uRjGzMHk5N9N73KDTasycxXLfSETEd_f-jJBa3_zApumYp0Vd2A0-zXRibkTzomSTleIglnUg425cYN01NaqJKF3h9i9o6jN2UmzBPgs/s320/BLUE+JAY+juv+Belfast+ME+7707.wav.png)
The fledglings of the following three species of swallow have calls that sound like those of adults.
Tree Swallow fledglings perched high in a spruce (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgoOMn1LZ8OxIbKlhASJBn-4PC6CdcQFYIJllLMOJskVeI75HNkS2ncaIkCZP8QfgyMl5NiRvljs_7jh-WB8K7wNP6QY_xJBLJnuek-BknhCzrrlbbs89Hc8QYYhsKBijJ6DoM3vLEn-Cgf/s320/TREE+SWALLOW+juv+PERT+PA+06262012.WAV.png)
Northern Rough-winged Swallow fledglings perched in a small dead tree (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgftv7FjSsmggk-AZWeLrNYMi00vtrCcMkTU_y2CDh_-_Lc-0RUCZb81RY7MaDOF-Fs9OhKdk2m18XqS6tlq2G3bCJ8B3F875r_Ht9x4qQorvqTVdgk2HQtAUtPX-hanjR5EaxzL-3QLKMF/s320/NORTHERN+ROUGH-WINGED+SWALLOW+juvs1+perched+PERT+PA+062612.WAV.png)
Fledgling Barn Swallows perched, calls speed up at time of food transfer (June, PA)
Juveniles in flight (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg71DFlafUHXPlfhMv9sC_ooneChOrPsnaUYkvLdlrPuAlOfiOWlE5Sv34lywWKd-cdlMYnWDj85SHxRnfbp862RVLLnZagdB0rPOY7oczb6dcvODBpq7eCoIIDaw_Q0LAQ5WUFCz2fD8Xk/s320/BARN+SWALLOW+juv1+PERT+PA++062712.WAV.png)
Tufted Titmouse juveniles have three calls, one a descending call (probably a location call, that recalls the flight and juvenile call of the Field Sparrow), an intermediate call, and squeaky begging calls that are similar to those of chickadees (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-AWGuUvseDCBjxSkFYPYjjho6nlaMAm3N59qg5nibD2pdrHXXE7MtPhkf9xfoevd8iWgRhmPPv7FtTcwWwCN9PO-m6M0PXcE5siWgGEQoJbJp-pUshs_-pnF4qB0L4_ZZ345TPx9Iui6y/s320/TUFTED+TITMOUSE+juv+Elkins+Park+PA+61809+(1).wav.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjbgIMtqLGKKik7OIOHniqqM-FxEewNC0hnvGLGjCd31v3oWQC_1n0c2y55w88C0MSNUsPkLCZISJX51eetJ2-VEdJGkKcbJX61JiB19Wi9GxUX7p4LZRkhPpjwySMQI-o7Qx9cG20LWd1O/s320/TUFTED+TITMOUSE+juv+Elkins+Park+PA+61809+(2).wav.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjLfDt0N32RifLII3T1cDa1W2D2icdzl1QVS4pZajHq6rBcfreaFi2hrhOiVx6EYw357tsa8N4q-MEju2WIKa7YPvRHaWYI666Ay-bkOZh1BdfqUxYJIqSkxA_SWOY1ihUAk0UlWA8RzAlK/s320/TUFTED+TITMOUSE+juv+squeaky+Elkins+Park+PA+61809+(3).wav.png)
Another fledgling Tufted Titmouse (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjJEgY21OZRr-xenJ_idpGQJ8jw4tFomGke6In-tjlnlsNX7iNzI73ly7yV_DikKoVHgUDYwl6UoAO0rmzJdGEtbLE0wpQVTVWGUHU5bz9UBQIQwwAPyuE7r_PXO-ugX7Ll7_-EVJq7tZwC/s320/TUFTED+TITMOUSE+juv+PERT,+PA+71109.wav.png)
Juvenile Black-capped Chickadees (July, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjxsK3onhqaL_W9rpOmnEOdgPNSUkUaHrc0pAReVYp91pw60V6H2S9A6Mdjy99UFXdqFY6sTKxQlTtbQC2gzS15BIDjnD2Euz8rpdRtOywN7qtm4N5-zUHzkhE319gkvAPM_pT5eDOSNk8z/s320/BLACK-CAPPED+CHICKADEE+juv+Seal+Cove+ME+071411.WAV.png)
Juvenile Carolina Chickadees (June, PA)
(July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJ9ud3B3sdY9bQfDCk-RMix5STNE68b3XJxa3MD1ql6WWMbZbwre_cTiF8Xlatx_Wb0WUVpSkhyphenhyphenI4Ab6c0rsLAPrQWCKEwywYNtp_HY__AR4lGM-fBz9gjRkD8FgYbmWW502xDXxYuq6GF/s320/CAROLINA+CHICKADEE+juv+Elkins+Park+PA+7210.WAV.png)
Compare with the begging calls of an adult female requesting food from a male (early May, NJ).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEioCINnq3yv-aQRFuo79EYM0S1u2Xb1m8VNuangzg59Clnt9HzShHku1jUdR-qiuEI2ZN1Ld-YAFzDr7LzeULWxH7Dc4JZXG54uBgWFyea5UcFUV2d8AQsQk3FiUzvdgVYPkVmetOZBBeo/s320/CAROLINA+CHICKADEE+presumed+f+begging+Glassboro+WMA+NJ+5607.wav.png)
Brown Creeper fledglings have clear, long, descending calls (July, ME).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjOCjlrj7K4jKgM5mnaOPKN7rtm-UgCP-AdzT4yO2aeL8Aj0pvwfRAMh2yXG85Sijd6FMJd7UWPwAfpnHsc8ES7XxI13VBl2-H58StndKtF4u4JFc8-XwfZ0gTN8v35rG68zvBg0lnUkgYH/s320/BROWN+CREEPER+juv+Seawall+ME+71610.WAV.png)
White-breasted Nuthatch juvenile begging call (with House Wren, June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgIafrvfd_PZFyerkqtbIGWZs48QqAs0arE_aJkG8Qa7lg8DufmAsGkenD6HlqwTcSgJ4VuO7wNXrDWXp5flGTnncKCafgNf0fxisHKdiAfaCD4wP5ewA-i-hDoQUV88YkaDmyOqC6H7xdI/s320/WHITE-BREASTED+NUTHATCH+juv+Elkins+ParkPA+06202013.WAV.png)
More commonly, the young birds make calls similar to the adults (July, PA).
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