[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: Microraptor biplanes?
I wrote:
Brooding patches are well documented as resulting from temporary
morphological and physiological changes to a patch of abdominal skin
located within the median ventral apteria.<
To clarify, the changes leading to the brooding patch involve part of the
ventral apteria, but also involve portions of the epidermis within the
ventral pterylae (feathered tracts) as well.
PTN