Sentences with phrase «estrus cycle usually»

The first estrus cycle usually occurs by age 6 - 12 months; for some small breeds, as early as 5 months, and for some large and giant breeds, the first cycle may not occur until 14 months of age or older.

An estrus cycle usually lasts between a week and 10 days, and the queen's behavior is far from subtle.

The first estrus cycle usually occurs by age 6 to 12 months; for some cats as early as 4 months of age, for others not until age 12 months or so.

Not exact matches

Pyometra usually occurs two to eight weeks after the last estrus («heat cycle»).