Estrus Variability (Time Of Ovulation)

Question 1

10 - 12 hours after end of estrus

Answer 1

Cow

Question 2

Ovulation near end of estrus

Answer 2

Sheep

Question 3

1 - 2 days before estrus ends

Answer 3

Goat

Question 4

1 - 2 days before end of estrus ; double ovulation (~20% of estrous periods)

Answer 4

Horse

Question 5

~40 hours after beginning of estrus

Answer 5

Pig

Question 6

1 - 3 days after onset of estrus; primary oocyte shed before 1st polar body

Answer 6

Dog

Question 7

Induced 24 - 48 hours after breeding; 40 days of pseudopregnancy; delayed onset of next cycle due to infertile matings (~45 days)

Answer 7

Cat

Question 8

Induced ovulation 9 - 12 hours after breeding; 16 - 18 days pseudopregnancy

Answer 8

Rabbits