![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhMtgIJakfC9S5KzQcuT49EcmsaZoxYQ70cm4ZxKsM_OjF9ZNGq0Z9D7h0hBbITySoh1KPRA3CRxFGo8CcUgfC20gEAAjYSiwxT3fzmThcYwG-MhKGvdzbR6FND1vGEUrNdzGFQMXKFcfuW/s320/GRAY+CATBIRD+mew+calls+Wharton+SF+NJ+62407.wav.png)
A bisyllabic version of the mew (Aug, NJ)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjFTET_e9MWTYVJiyv7Wf-kqlVkqnjnmeLRutf0Ym8MT2lLMC32pYdHAZ_jBV0nTmIfar3dm9l2V4nhH-PMzfUwNcaDADmArEBiMPMu6NbViCBa22mDZ0ACXQWJaYWnxpfOuhLmWsF9e5t7/s320/GRAY+CATBIRD+two-syll+mew+Palmyra+NJ+8708.wav.png)
The mew becomes shorter with increased agitation, as when fledglings are nearby (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEinRoMOpGFlnSV0i2FMaw18IGgoUscLCT5IAvUEALiAB1MPDtgQCFAMGHGtixfh7XvJ5gSCwnt2RUghNgNDecsK0cy5ziVKUL4OSRNlY9b6J7lomYAD5LTZD29zGTNvsyRTbyhLy5x24zgp/s320/GRAY+CATBIRD+agitated+mew+PERT+PA+71909.wav.png)
cuck calls, used by less agitated birds (June, NJ)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjb3Jeb-J5G7wSxn4W4gr7UQFKGOOX_ehQNDc4Uc1ZpE2bC2SBn9Z8F6T0WhlI2U0sZ1Dvtviup2_-C3Ga5bDixXTZ2T75yxaaiXCsiEa-MNs9jkRllFhvyw8reFAhb-ptjzSMJ9P4YAKZF/s320/GRAY+CATBIRD+cluck+calls+Wharton+SF+NJ+62407.wav.png)
A similar call is a very low blackbird-like chuck. Here one bird is using this call while the other makes the cuck call (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEggDacOPGJ2T8j7WAruIK8E3oqD4suh7mMj0AQM8_atrsptjy6AxUDQyMU_V4srHnlIAnSBAi_6N5QYPo405SjCF7Hoq_3oQQIXPCCtlKIH_ICOaGX1SpJe3b42XWMeW8w6pqoO7MKUzia1/s320/GRAY+CATBIRD+low+call+PERT+PA+73110.WAV.png)
The ratchet call is commonly heard, especially at dawn and by birds in flight (Sep, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgHiH_WiA7HqNxV-pK3m6k9MVMj4fC3JZkzF-FeR5SU7p5GR61IG8NNRyAAAL9BY548IvTrdjHX-WqjTfKHrfHquNwGVxiTK-8qk60-3iDxubdZaQnbUe8yiubTUdjujor5Wdlasco6nBOg/s320/GRAY+CATBIRD+ratchet2+PERT+PA+91810.wav.png)
Repeated ratchet calls by a recently fledged bird (July, PA).
A squeaky call (June, NJ)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-QVYh0_xtD-usIlUigEvmLgJxrosaSSoswV2u8d5TUedNxkHwJAeCVmO05_2kaVvEvM82xpj43N-nt_WtHQOWO3xHzHdz6NrfRGXC6ZQhjubAW3LJ3mYKRQBdinTTVm5gJ_wJgoYBk8gB/s320/GRAY+CATBIRD+squeak+calls+Delran+62807(1).wav.png)
The twik call is commonly heard in summer and fall, often from birds hiding in vegetation, and can sound very similar to the Mourning Warbler chip.
(July, NJ)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjdHiTOfdsc03HcNP1OsTNOXG0oejYarbTKwynjcQ53gvluruIlHnvUz0lHgMaJuDUWTCTeT3GVfsenRHIPz5h7rmj-IIvXkJSiDEIikP4B_GRGLde52p8chRei4v0SaxVVpvgw5W-cGHFm/s320/GRAY+CATBIRD+twink+call+Palmyra+NJ+73107.wav.png)
(Sep, NJ)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQZBp2NOkt5TA_-u7miQiiAW48A-VrPgZQd3Mfjdu386lZxENiws2FXiTyxxxEfd6O0Mj8IzU7AFG9PyzWCEp_6sn1a9jJk-Fmi5SnpLKrqg6Wbbt7zNA1Xwu3d0xxoa6LoEotXT0YhvIN/s320/GRAY+CATBIRD+twick+Palmyra+NJ+93008+(2).wav.png)
(Sep, PA)
Distress call near nest in response to a Blue Jay (June, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgzdixyJrhnv6hSF8ciIrds36yWfT2airQ77-gasLLl7lKHkN3tNciIsWx4jvdKJs0Eyc-j006tQ2EuY50_G6AkC9BQeQg35eKsrDrkEes2xl6kWhFrLR1Kxmvd4-rxOx9jBVN5KLSOc_m3/s320/GRAY+CATBIRD+blue+jay+interaction+Elkins+Park+PA+06042012.WAV.png)
The contact or territorial calls of Northern Mockingbirds are heard especially at dawn and dusk in the fall. They are quite variable. (Oct, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgQic6QZALPoWC2dx7bcDBBqDfZFJc9ZU2acJ3z0HCUw6L9Xcf4crBSATDoP9YMcJ9CnpfsjO8fvXECn4quptmB7KIfLLfFzQEka5qEfM3s8_QZJ3a_TOcoQkQ4hKpu9nMCQZ_sQl03aFHH/s320/NORTHERN+MOCKINGBIRD+call+PERT+PA+100310.WAV.png)
Two birds calling to one another (Jan, NJ).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjtUIOikFQ7l8K_42VESCCDFOX7UIm2EddaSJfuUH1mj6Luie3onpFgcjaOzgtxmiM4hj4AwjbSF8MBd6zGs1jcLToLJO7n7zaAk6hgcGRRdCbBSFa7gSM5KVeYq4DFmXrtRwhPUWSNhlb0/s320/NORTHERN+MOCKINGBIRD+call+Salem+NJ+011610.wav.png)
Four birds interacting, with rapidly repeated calls (Oct, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh5TzvpalPrE2f7bExMLYB07zvjI88Cxx0enW6zQLB0x7rX3SImEhpLkOsOjGOW-fFarGk1qFBHEk3W30-IFI1q0cXseiulL1WZ8A7GsJ4CaIWs8rdB2bi5jOOrNRr5iFzCMtoxDb-SEycV/s320/NORTHERN+MOCKINGBIRD+4+birds+Elkins+Park+PA+100211.WAV.png)
Northern Mockingbird alarm call (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhQH8rXgg1zqZ74s5PsbWJYMmnR5XpPQRqmoT_xGu2EXs6H8bLdmt6JdZRZt0s9GMdRry6Kvx32oZTdUbVMxJwsADHAnfUTPDfxO_-SxVZtAzP1EFN9xPZZdLHboBtcYLOlHi1lziCF7eMg/s320/NORTHERN+MOCKINGBIRD+alarm+PERT+PA+7610.wav.png)
A series of calls, with mimicry, by an agitated bird (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEge53xKLteCr0EItusK5J9k8vcBaiKHxCuJfrxgPjDnHtY51cmtV5zMwGoXquJ9r2IgmOE3dTra3Xnu8P_VXjmZwDXgBNfYpOHPxppK3oU0GoFPanxxeJ3G4BqhxYw27kFA7uBbi3fwVpCp/s320/NORTHERN+MOCKINGBIRD+peeyor+var+calls+PERT+PA+7610.wav.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiFr10P9qYACsr3io4IFzc2VlpAk8oQU4tnPS5IU8OQu8iAIncXvgPZ01N5PYSZV_LY7KgR53lQplBuLHIKLbG0X6cLG49f0bjXLDVIeQYsyzBVioc6txQaImn4a0dDclkJfaRuq6-G0Q6V/s320/NORTHERN+MOCKINGBIRD+jay+var+calls+PERT+PA+7610.wav.png)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEimz-27hx3lqF69CeTU9PaKRffUkqvWr_nghDfd5xA3vlOmkanjrx035J9Q_ovlw6rGg5qwFsrokqShWgGDL_pMxTENiSOy46a9gI1MIgTBU27p5UiFv3c_NyRKYBQPpLuzDlk686X-cN0O/s320/NORTHERN+MOCKINGBIRD+pyoo+var+calls+PERT+PA+7610.wav.png)
Repeated over a long period of time, this call mimicked Red-eyed Vireo (Aug, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgLxgTaRmMW8QccCoY6LA2gsT5LZxdrJ9x2E6Xe-U8frvGk6K3j_N-PBZvmJS5CQzIolRYie29izvoKhAG-PKJwqB2Qbpqex6IxY0eS4bKiupcmjdDZ1LRz51RSz6eMkOw3UeMtWXSNfSnr/s320/NORTHERN+MOCKINGBIRD+9.00+Amber+PA+08112018.png)
A goldfinch-like call given in flight during a chase involving two birds (Oct, PA)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiEt5WRZSmnkrAz-NVJHQyX4MjOy_oaYlAKpu6WUU-cA9-4GoDzzcvNN3ECyWc5benlBWBLM1h5iFTtZHXhfDrb2n4MJ534WRc_KlLP-1oQ9mGz0xRphBNXtJE662sQKW_dyBsOBRgzpMwl/s320/NORTHERN+MOCKINGBIRD+in+flightElkins+Park+PA+8.15am+100811.WAV.png)
The smacking call of the Brown Thrasher (July, PA).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh_pzuHN1xSBnlTIHlShIgaL6C0GXWq58OQx3J7-sNFHaBsOjBkoluw9aMwnjUGrF-bu7dxTxQWyX8N7ILSkriocblau7Xqyr9kc_6QAPY-PptC0g5T1Nla7IO-X5vI3nKlTEWqL8NlOJN0/s320/BROWN+THRASHER+PERT,+PA+71209.wav.png)
Descending pee-or (adult with food near nest, May, PA).
(Sep, NJ).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgoS0saIb34HN44AJe0feyu7bTiSNunne5vZF6Pdr1GDMXshbNsXb8Lzd8XrxzAd7rkaQbbyAagLy4rWK5oqiMZ6ZcmOIbTvuF-WuEJJ5GF5QrcCIcRLScAhT4ARLYQFGhlZcp_bZsBYDU/s320/BROWN+THRASHER+pyor+call+Palmyra+NJ+91505.wav.png)
Another thrasher call is a hoarse verr (several birds at dawn, Feb, DE, with Eastern Towhee).
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgvV5Z6i3gTd3pU0IvAAsFlQxwgfH1BZpJ6yYvyIcHs3_cT-hrBoCSJEKwyrxNeoPbTFGLE091LNjWLGqvMZY3D63Sdv7_VOC3iuIDDpC2d3qRqjZN0tZwnVVH3K9rX4WuhYa_0dEcSvXPx/s1600/Brown+Thrasher+calls+6.35am+Milford+DE+021612.png)
Several calls together (Oct, PA)
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