Puberty or sexual maturity in the female dog usually occurs around six months of age. The smaller breeds tend to go into oestrus or heat earlier and some females can have their first heat cycle as early as four months of age.he discharge will then be less bloody and the female will be actively looking for a male. However, ovulation may occur either early or late during the heat cycle. A male dog is mature for mating possibly from 4 months onwards but generally it is considered at about 6 months.
Power Prefix #8: super- October 1, 2012 By Vocabulary.com (NY) Learn these words beginning with the power prefix super- (meaning above, over, or beyond).
A prefix is a syllable placed in front of a word to add or to change its meaning. Prefix -- Meaning -- Example. 1) anti -- against, opposite -- anti-fungal, antidepressant. 2) auto -- self -- autograph, automobile.