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style=3D"font-size: 11pt; font-family: Calibri, sans-serif; = --Apple-Mail-F7313A7E-179A-4905-80B4-28757278837C Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Thanks Andy for the link. It is very useful=20 John Sent from my iPhone On 2013-03-25, at 14:37, Andrew Horn <aghorn@DAL.CA> wrote: > Hi John (et al), >=20 > These are handy tips about woodpecker drumming, since I always end up noti= ng heard drums as woodpecker sp, unless it's the especially distinctive drum= of a sapsucker. >=20 > There's more tips, with sounds and spectrograms for comparison, here. The o= nly one of our regular woodpeckers that's missing is Black-backed, whose dru= m taps speed up (less dramatically than the sapsucker's slow down) and can b= e heard here. >=20 > Cheers, > Andy >=20 > On Mar 24, 2013, at 3:28 PM, John Kearney wrote: >=20 >> At this time of year it is common to hear a woodpecker drumming deep in t= he forest. For a few years I=E2=80=99ve been taking notes on how one might i= dentify a woodpecker by drumming. >> Here is what I have found so far. Perhaps others have some observations t= hey would be willing to share. >> =20 >> Hairy Woodpeckers appears to be the species most often heard drumming in a= sustained way over fairly long intervals, especially in deep woods. Its dru= m is about 2 seconds in length and usually well over 10 seconds apart. >> =20 >> The Downy Woodpecker is very similar to the Hairy Woodpecker. However I f= ound the drum of the Downy to be less than 2 seconds in length and often abo= ut 10 seconds apart or less. There can be an overlap in these time measureme= nts between Downy and Hairy but they appear to be hold up when averaged over= a few minutes of listening. >> =20 >> The drumming of Northern Flickers is very similar to Hairy Woodpecker but= the Flicker makes so many other vocalizations between drums that it is easy= to identify. >> =20 >> Pileated Woodpecker is also similar to Hairy Woodpecker but has a distinc= t crescendo in the drum that is easy to pick out once you know what you are l= istening for. >> =20 >> Yellow-bellied Sapsucker can be distinguished by its slow, stuttering dru= m, tapping out Morse code to another Sapsucker. >> =20 >> Black-backed Woodpecker, American Three-toed Woodpecker, and Red-bellied W= oodpecker I haven=E2=80=99t yet heard drumming in Nova Scotia. >=20 --Apple-Mail-F7313A7E-179A-4905-80B4-28757278837C Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <html><head><meta http-equiv=3D"content-type" content=3D"text/html; charset=3D= utf-8"></head><body dir=3D"auto"><div>Thanks Andy for the link. It is very u= seful </div><div>John<br><br>Sent from my iPhone</div><div><br>On 2013-= 03-25, at 14:37, Andrew Horn <<a href=3D"mailto:aghorn@DAL.CA">aghorn@DAL= .CA</a>> wrote:<br><br></div><blockquote type=3D"cite"><div><base href=3D= "x-msg://168/">Hi John (et al),<div><br></div><div>These are handy tips abou= t woodpecker drumming, since I always end up noting heard drums as woodpecke= r sp, unless it's the especially distinctive drum of a sapsucker.</div><div>= <br></div><div>There's more tips, with sounds and spectrograms for compariso= n, here. The only one of our regula= r woodpeckers that's missing is Black-backed, whose drum taps speed up (less= dramatically than the sapsucker's slow down) and can be heard <a href=3D= "http://goo.gl/UgugP">here</a>.</div><div><br></div><div>Cheers,</div><div>A= ndy</div><div><br><div><div>On Mar 24, 2013, at 3:28 PM, John Kearney wrote:= </div><br class=3D"Apple-interchange-newline"><blockquote type=3D"cite"><div= lang=3D"EN-CA" link=3D"blue" vlink=3D"purple"><div class=3D"WordSection1" s= tyle=3D"page: WordSection1; "><div style=3D"margin-top: 0cm; margin-right: 0= cm; margin-left: 0cm; margin-bottom: 0.0001pt; font-size: 10pt; font-family:= 'Comic Sans MS'; "><span lang=3D"EN-US" style=3D"font-size: 11pt; font-fami= ly: Calibri, sans-serif; ">At this time of year it is common to hear a woodp= ecker drumming deep in the forest. For a few years I=E2=80=99ve been taking n= otes on how one might identify a woodpecker by drumming.<o:p></o:p></span></= div><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-left: 0cm; marg= in-bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic Sans MS'; "><span l= ang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, sans-serif; ">= Here is what I have found so far. Perhaps others have some observations they= would be willing to share.<o:p></o:p></span></div><div style=3D"margin-top:= 0cm; margin-right: 0cm; margin-left: 0cm; margin-bottom: 0.0001pt; font-siz= e: 10pt; font-family: 'Comic Sans MS'; "><span lang=3D"EN-US" style=3D"font-= size: 11pt; font-family: Calibri, sans-serif; "><o:p> </o:p></span></di= v><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-left: 0cm; margin= -bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic Sans MS'; "><span la= ng=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, sans-serif; ">H= airy Woodpeckers appears to be the species most often heard drumming in a su= stained way over fairly long intervals, especially in deep woods. Its drum i= s about 2 seconds in length and usually well over 10 seconds apart.<o:p></o:= p></span></div><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-left= : 0cm; margin-bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic Sans MS= '; "><span lang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, sa= ns-serif; "><o:p> </o:p></span></div><div style=3D"margin-top: 0cm; mar= gin-right: 0cm; margin-left: 0cm; margin-bottom: 0.0001pt; font-size: 10pt; f= ont-family: 'Comic Sans MS'; "><span lang=3D"EN-US" style=3D"font-size: 11pt= ; font-family: Calibri, sans-serif; ">The Downy Woodpecker is very similar t= o the Hairy Woodpecker. However I found the drum of the Downy to be less tha= n 2 seconds in length and often about 10 seconds apart or less. There can be= an overlap in these time measurements between Downy and Hairy but they appe= ar to be hold up when averaged over a few minutes of listening.<o:p></o:p></= span></div><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-left: 0c= m; margin-bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic Sans MS'; "= ><span lang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, sans-s= erif; "><o:p> </o:p></span></div><div style=3D"margin-top: 0cm; margin-= right: 0cm; margin-left: 0cm; margin-bottom: 0.0001pt; font-size: 10pt; font= -family: 'Comic Sans MS'; "><span lang=3D"EN-US" style=3D"font-size: 11pt; f= ont-family: Calibri, sans-serif; ">The drumming of Northern Flickers is very= similar to Hairy Woodpecker but the Flicker makes so many other vocalizatio= ns between drums that it is easy to identify.<o:p></o:p></span></div><div st= yle=3D"margin-top: 0cm; margin-right: 0cm; margin-left: 0cm; margin-bottom: 0= .0001pt; font-size: 10pt; font-family: 'Comic Sans MS'; "><span lang=3D"EN-U= S" style=3D"font-size: 11pt; font-family: Calibri, sans-serif; "><o:p> = </o:p></span></div><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-= left: 0cm; margin-bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic San= s MS'; "><span lang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri= , sans-serif; ">Pileated Woodpecker is also similar to Hairy Woodpecker but h= as a distinct crescendo in the drum that is easy to pick out once you know w= hat you are listening for.<o:p></o:p></span></div><div style=3D"margin-top: 0= cm; margin-right: 0cm; margin-left: 0cm; margin-bottom: 0.0001pt; font-size:= 10pt; font-family: 'Comic Sans MS'; "><span lang=3D"EN-US" style=3D"font-si= ze: 11pt; font-family: Calibri, sans-serif; "><o:p> </o:p></span></div>= <div style=3D"margin-top: 0cm; margin-right: 0cm; margin-left: 0cm; margin-b= ottom: 0.0001pt; font-size: 10pt; font-family: 'Comic Sans MS'; "><span lang= =3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, sans-serif; ">Yel= low-bellied Sapsucker can be distinguished by its slow, stuttering drum, tap= ping out Morse code to another Sapsucker.<o:p></o:p></span></div><div style=3D= "margin-top: 0cm; margin-right: 0cm; margin-left: 0cm; margin-bottom: 0.0001= pt; font-size: 10pt; font-family: 'Comic Sans MS'; "><span lang=3D"EN-US" st= yle=3D"font-size: 11pt; font-family: Calibri, sans-serif; "><o:p> </o:p= ></span></div><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-left:= 0cm; margin-bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic Sans MS'= ; "><span lang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri, san= s-serif; ">Black-backed Woodpecker, American Three-toed Woodpecker, and Red-= bellied Woodpecker I haven=E2=80=99t yet heard drumming in Nova Scotia.<o:p>= </o:p></span></div><div style=3D"margin-top: 0cm; margin-right: 0cm; margin-= left: 0cm; margin-bottom: 0.0001pt; font-size: 10pt; font-family: 'Comic San= s MS'; "><span lang=3D"EN-US" style=3D"font-size: 11pt; font-family: Calibri= , sans-serif; "><o:p> </o:p></span></div><div style=3D"margin-top: 0cm;= margin-right: 0cm; margin-left: 0cm; margin-bottom: 0.0001pt; font-size: 10= pt; font-family: 'Comic Sans MS'; "><span lang=3D"EN-US"><o:p> </o:p></= span></div></div></div></blockquote></div><br></div></div></blockquote></bod= y></html>= --Apple-Mail-F7313A7E-179A-4905-80B4-28757278837C--
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