Definition of lowâpressure. 1  1 : having, exerting, or operating under a relatively small pressure. 2  2 : easygoing.
Today some vets will spay/neuter at eight weeks of age, while other adhere to the old practice of six months of age. The average age at which pets are spayed or neutered is four months. Adolescent cats and dogs as young as five months can get pregnant.
Length of Gestation. If a female becomes pregnant, gestation will last from 58 to 68 days, with an average length of 63. While there is no such thing as a canine pregnancy test, a veterinarian can sometimes determine pregnancy one month after breeding by feeling the dogâs abdomen.