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Why do bucks chase does?

19K views 45 replies 35 participants last post by  heartshot88  
#1 ·
I know I will get all of the "smart" answers on this, but I was wondering if anybody knows the SCIENCE behind why bucks chase does. I have heard that it has to do with body temperature, but not certain of the real reason. Not certain if there really is a reason. May be just because the doe won't stand still, but seems like it has to be something more scientific than that. Anybody know?
 
#2 ·
this is going to get good
 
#3 ·
I believe it's smell (which could be related to body temperature as well).

The bucks are scent checking does looking for one that is close to coming into estrous. The does run because they are not in estrous and, therefore, not ready to breed. Once, however, they reach estrous they will no longer put up so much resistance as they will be ready to breed.

...at least I think this is right.
 
#9 ·
I agree. After the doe is in heat they will actuall hang together, and the buck will gaurd her to make sure she does not breed with another buck.
 
#4 ·
How old are you? All animals are the same. When I'm not chasing deer I'm chasing tail!!!
 
#5 ·
Yep give some thought to why you chased the opposite sex and you'll get your answer. We all chase in one way or another.

They are hoping to get lucky!!!.. Randy
 
#28 ·
Answer



At least someone took the time to correctly answer the question for him :thumbs_up
 
#11 ·
why do bucks chase does? hes trying to rape them... and they are running away because they ddont want to get raped. when the does are horny big daddy will be 2 steps behind and she will not be running she will be lighting candles because she will want it just as bad as big daddy the doe rapist wanted it in early october! make sense?? :darkbeer:

am i talking like hunlee? ***!?!?!??!?
 
#16 ·
The "doe" actually controls the whole chase situation. She will not stop and copulate until she is "ready" to conceive. Her body chemistry knows when. The buck is chasing purely based on scent and body language.

Dan
 
#19 ·
The buck chases the doe because she just caught him with another doe and he knows his cover is blown. He chases her around pleading with her for another chance (grunting) usually his persistence pays off and she forgives him because of his charm. She lets her guard down and BOOM! He is of to the races. When he has won he gives her a few farewell grunts and he is off to his next piece.
 
#20 ·
Science

Well from a natural selection standpoint it helps insure that the buck is fit and will be a good genitic father to her offspring. The buck can tell by smell when she is a day or two away from being ready, estrus. Well, he dosen't want to miss it, so he trials her, but sometimes he gets impatient. He trys his luck, she's not ready and takes off. He gives chase. This will draw attention from other bucks. If the alpha male of the area is not at the front of the line he soon will be.
Thats the short version. Hope it helps answer your question.
Grip
 
#21 ·
Nature's way of exhibiting Darwinism. The doe is chased so that the fittest/healthiest buck is able to pass on his genes, while the unfit buck do not. Same reason buck fight for doe. Survival of the fittest.
 
#24 ·
There really are some funny answers,

but, I don't know guys. If deer were anything at all like me, they wouldn't just chase when it was cold, they would chase constantly. Their tongues would be 3 feet long and worn off at the end because they would chase every doe they happened upon in the woods - year round - hot or cold - just like most all of you, me, us. Half of them would die of broken necks for tripping over their tongue or running into trees.
I don't think they are that much like us. There has to be a more scientific answer to this question. If we actually knew the answer, it might make us even better hunters than we all suppose ourselves to be.
 
#25 ·
but, I don't know guys. If deer were anything at all like me, they wouldn't just chase when it was cold, they would chase constantly. Their tongues would be 3 feet long and worn off at the end because they would chase every doe they happened upon in the woods - year round - hot or cold - just like most all of you, me, us. Half of them would die of broken necks for tripping over their tongue or running into trees.
I don't think they are that much like us. There has to be a more scientific answer to this question. If we actually knew the answer, it might make us even better hunters than we all suppose ourselves to be.
deer only come into estrous during specific times of year...they also do it for reproductive purposes rather than it feels good purposes......
 
#27 ·
there trying to get some. pretty much it.
 
#32 ·
re

When a doe comes into Estrus she gives off a certain hormone that drives a buck to go after her to breed. This only lasts a few days I heard in a doe, then the buck moves on to the next doe that has that scent. my opinion
 
#33 ·
They got a HEADACHE! Not in the mood.......You just don't romance me anymore.......
tomorrow night for sure...tomorrow night for sure...tomorrow night for sure...tomorrow night for sure...
 
#37 ·
Darwinian Fitness is the short answer to your question. A species will exercise the most rewarding route needed to increase their chances to procreate for the sole purpose of passing their genome to a future generation.

And since you asked for the science---let me go a little further.

The reason an animal acts 'out-of-norm' in any species while trying to procreate can be described by the Bateman Gradient. His theories allow for quantitative analysis of linking behavioral or physical traits with breeding success.

These animals, and most most other mammals, are not stupid. They can use simple learning triggers to determine what actions reap the most reward. In general terms, a buck learns that he is more successful in procreating by creating proximity to the does (the chase). He is more successful by creating proximity to the doe to ward of other bucks (procreation protection). The deer is doing what he has perceived to increase his ability to pass his genome to an additional generation.