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This is a multi-part message in MIME format. ------=_NextPart_000_000A_01C8F472.27EDBCC0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Randy Lauff wrote: In reality, the teeth on the fish in Rita's pictures are pretty typical = for fish, that is somewhat conical and often curved or bent back. The = conical shape for teeth is an adaption to eating slippery stuff = (typically other fish), and we see that style of tooth (with some = modification) in other fish eaters like alligators and some of the = toothed whales. Mergansers have similar adaptions, though they don't = have teeth, but extensions of the bill that form a similar shape.=20 The backwards bend to the teeth in the photo is reminiscent of snake = teeth - in both cases, prey that struggles and frees itself from the = teeth can only do so by moving farther back into the mouth. You've made some good points Randy, and the teeth are rather subdued = compared with the Wolfish links you have supplied. -------------------------------------------------------------------------= -------------------------------------------------------------------------= ---------------------------------------- Andrew Hebda wrote: They are somewhat similar to that of one of the Anglerfishes, but bot a = complete fit. Have forwarded the images to Dr Alfonso Rojo, retired = ichthyologists specialising in fish skeletons and will pass on his = opinion when available. Andrew A Hebda Nova Scotia Museum Definately sounds like the best source for proper identification. Thanks = for forwarding the info Andrew, and we are looking forward to his = opinion. Bernard Burke blburke@ns.sympatico.ca Dartmouth ------=_NextPart_000_000A_01C8F472.27EDBCC0 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=3DContent-Type content=3D"text/html; = charset=3Diso-8859-1"> <META content=3D"MSHTML 6.00.2900.5583" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT face=3DArial><FONT size=3D2>Randy Lauff = wrote:</FONT></FONT></DIV> <DIV><FONT face=3DArial><FONT size=3D2></FONT> </DIV> <DIV><FONT size=3D2><STRONG>In reality, the teeth on the fish in Rita's = pictures=20 are pretty typical for fish, that is somewhat conical and = often curved or=20 bent back. The conical shape for teeth is an adaption to eating slippery = stuff=20 (typically other fish), and we see that style of tooth (with some = modification)=20 in other fish eaters like alligators and some of the toothed whales. = Mergansers=20 have similar adaptions, though they don't have teeth, but extensions of = the bill=20 that form a similar shape. </STRONG></FONT></DIV> <DIV><FONT size=3D2><STRONG></STRONG></FONT> </DIV> <DIV><FONT size=3D2><STRONG>The backwards bend to the teeth in the = photo is=20 reminiscent of snake teeth - in both cases, prey that struggles and = frees itself=20 from the teeth can only do so by moving farther back into the=20 mouth.</STRONG></FONT></DIV> <DIV><STRONG><FONT size=3D2></FONT></STRONG> </DIV> <DIV><FONT size=3D2>You've made some good points Randy, and the teeth = <EM>are</EM>=20 rather subdued compared with the Wolfish links you have = supplied.</FONT></DIV> <DIV><FONT=20 size=3D2>----------------------------------------------------------------= -------------------------------------------------------------------------= -------------------------------------------------</FONT></DIV> <DIV><FONT size=3D2>Andrew Hebda wrote:</FONT></DIV> <DIV><FONT size=3D2></FONT> </DIV> <DIV><FONT size=3D2><STRONG>They are somewhat similar to that of one of = the=20 Anglerfishes, but bot a complete fit. Have forwarded the images to = Dr=20 Alfonso Rojo, retired ichthyologists specialising in fish skeletons and = will=20 pass on his opinion when available.<BR><BR>Andrew<BR><BR>A Hebda<BR>Nova = Scotia=20 Museum</STRONG></FONT></DIV> <DIV><STRONG><FONT size=3D2></FONT></STRONG> </DIV> <DIV><FONT size=3D2>Definately sounds like the best source = for proper=20 identification. Thanks for forwarding the info Andrew, and we=20 are looking forward to his opinion.</FONT></DIV> <DIV><FONT size=3D2></FONT> </DIV> <DIV><FONT size=3D2>Bernard Burke</FONT></DIV> <DIV><FONT size=3D2><A=20 href=3D"mailto:blburke@ns.sympatico.ca">blburke@ns.sympatico.ca</A></FONT= ></DIV> <DIV><FONT size=3D2>Dartmouth</FONT></DIV> <DIV><FONT size=3D2></FONT> </DIV></FONT></BODY></HTML> ------=_NextPart_000_000A_01C8F472.27EDBCC0--
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