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

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  1. Michael Frankis

    Green-winged teal

    Hi Stevo, Thanks; it'll be interesting to see the pic! Michael
  2. Michael Frankis

    Green-winged teal

    True, but they don't do so as a matter of preference, nor abundantly - it is no more than the occasional act of desparation. With the Black Ducks, in many areas, the majority are hybrids, not odd ones now-and-then. And I reckon that's significant. It shows that their mating behaviour has not...
  3. Michael Frankis

    Green-winged teal

    Hi Rufus, I was actually referring to American Black Duck (Anas [platyrhynchos] rubripes) here - I presume you're referring to Pacific Black Duck (A. [p.] superciliosa)? - but even if you are, looks like the same applies! Hi Stevo, I'd be doubtful about the Mandarin Duck x Mallard hybrids, as...
  4. Michael Frankis

    Green-winged teal

    I've always thought that Black Duck should be dumped as just a race of Mallard - after all, female Black Ducks actually PREFER to pair up with drake Mallards, over drake Black Ducks (well, who looks nicer, do you blame them, but it does show an important genetic point!). Why is it, that Black...
  5. Michael Frankis

    Green-winged teal

    Hi Jeff, That's about it. At close range, the pale lines between the green and brown on the head are narrower in Green-winged, but this is fairly subtle and may not be 100% reliable. Michael
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