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ZEISS DTI thermal imaging cameras. For more discoveries at night, and during the day.

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  1. Phil Andrews

    Iberian Chiffchaff dilemma

    An interesting paper by Alan Dean re mixed singers http://deanar.org.uk/general/articles/wwmixedsong.htm#:~:text=In%20the%20case%20of%20'mixed,trochiloides.
  2. Phil Andrews

    Iberian Chiffchaff dilemma

    Did you take a record James? My concern at this time of year early in the Spring is that there are a number of "tentative singers" whose stuttering / broken song could potentially be mistaken for IC.