02 一 The components of one’s gland secretion can alter predicated on season together with ages of the pet
From inside the a magazine into the log Comparative Chemistry and you will Anatomy while in the 1990, Bakke and you will Figenschou noted 70 erratic substances off Purple deer pee, most becoming carboxylic acids or the derivatives. Seemingly, when you look at the rutting season, brand new quantities of such substances from the stag's urine raise significantly, alluding so you're able to a general change in new animal's k-calorie burning. Within the an early on paper, into the Diary out of Chemical substances Ecology, a comparable writers understood nine erratic parts from the subcaudal gland from Purple deer. Within the chemical compounds conditions, more erratic a material 's the even more prone it is to help you vaporizing which means the better it is once the an applicant if you are odiforous.
Wallowing behavior is typically of the rut and it is imagine the new mud support give brand new stag's odor across his muscles and you may the brand new ebony colour can make him even more overwhelming so you can rivals
Functions by the deer biologists Ruth Lawson, Rory Putman and you may Alan Fielding has shown your lachrymal hormonal out-of Purple deer changes given that creature years and, within their 2001 paper into the Journal out-of Zoology, ideal you to definitely a number of the secretions out-of deer scent glands may bring “coded facts about sex and maybe years and anyone title of the signaller”.