Reproduction article #1 http://www.dogbreedinfo.com/breedingheat.htm Dog Breed Info Center: Reproduction (The Heat Cycle) Dog Breed Info: Reprodução [em inglês] dogbreedinfo.com http://www.dogbreedinfo.com/breedingheat.htm heat cycle Dog Breed info center ובאנגלית dogbreedinfo.com Dog Breed Info: Reprodução, cio e sinais [em inglês] heat cycle dogbreedinfo.com heat cycle Reproduction: (The Heat Cycle): Signs of Heat heat cycle http://www.dogbreedinfo.com/breedingheat.htm Ciclo reprodutivo da cadela no cio – texto em inglês guide to breeding readiness Reproduction: (The Heat Cycle): Signs of Heat heat cycle