As a matter of fact, dogs that are spayed before their first
heat cycle tend to be less likely to be prone to breast cancer.
Not exact matches
Intact dogs
tend to have their first
heat cycle somewhere between six to 12 months of age.
Also, females
tend to blow out their coats after a
heat cycle.
The main difference is that males
tend to have more impressive coats, and unspayed females will «blow» coat after every
heat cycle.
The smaller breeds
tend to go into estrus or «
heat» earlier and some females can have their first «
heat»
cycle as early as four months of age.
atmospheric absorption by CO2 and water vapor increases, reducing the solar
heating at the surface, and surface evaporation increases faster with temperature than the transfer of sensible
heat (due to the Clausius - Clapeyron relation), both of which
tend to reduce the diurnal
cycle.