You can get two litters in one. My studs misses ones two different sizes.
Spayed females and neutered males cannot reproduce.
The Newfoundland is considered a large breed of dog. The males can weigh up to 150 lbs. and females can grow to be about 120 lbs.,
Males are always ready to mate but the female is the one you should pay attention for the period she can mate. Females will fight a male dog if they are not ready to mate.
The Schipperke is a small breed of Dog standing at 10 to 12 inches for females and 11 to 13 inches for males. They usually weigh between 11 and 18 pounds.
Females get spayed, males get neutered.
The Kanni dog, a breed native to India, typically stands between 24 to 28 inches (61 to 71 cm) at the shoulder. Males are generally larger than females, with males often reaching the upper end of this height range. They are known for their athletic build and graceful appearance.
Not a lot as they are the same breed, and it does depend on the individual dog. But it is said by many that in general the males are more affectionate and the females more independent.
The tallest breed of dog in the world is the Great Dane, with males typically standing between 30-34 inches at the shoulder. The biggest breed of dog in terms of weight is the English Mastiff, with males weighing between 160-230 pounds.
When a dog is in heat, it means it is at the appropriate age to have offspring. Some ways that show if a dog is in heat is: Females: They show stress around males, act unusual Males: hyperactive, escaping, misbehaving
Each breed of dog at a dog show has a "Standard" to meet, such as height, correct conformation, bite, tail set, length of back, correct angulation, way of going or movement and the list goes on & on. So height would be according to the standard of the specific breed of the dog and the sex of the dog. An example would be for Bullmastiffs, females 24"-25" tall (measured at the top of the shoulders) and males 25"-26" tall. This is just one example. A chihuahua would be very different in its requirements for the standard set for its breed.
It is possible for a large breed female dog to reproduce with a small breed male dog, but it is not recommended due to the potential for complications during pregnancy and birth. The size difference between the two breeds can lead to health risks for the mother and puppies. It is advisable to breed dogs of similar sizes to minimize these risks.
It Depends on how they are raised, But generally females are, males are prone to relieving themselves and marking "their" territory.