Antarctic minke whale bias because some minke whales would have been outside the surveyable ice edge boundaries. Antarctic minke whales become sexually mature at 5 to 8 years of age for males and 7 to 9 years of age for females. Both become physically mature at about 18 years of age. After a gestation period of about 10 months, a single calf of is born – twin and triplet fetuses have been reported, but are rare. After a lactation period of about six months, the calf is weaned at a length of . The calving interval is estimated to be about 12.5 to
What Is and What Should Never Be (Supernatural) What Is and What Should Never Be (Supernatural) "What Is and What Should Never Be" is the twentieth episode of the paranormal drama television series "Supernatural"s second season. It was first broadcast on May 3, 2007 on The CW. The narrative follows series protagonist Dean Winchester (Jensen Ackles) who finds himself in an alternate reality after a confrontation with a djinn . The creature appears to have fulfilled Dean's greatest wish: that his mother had not been killed when he was a child. Dean is happy in the new world until it becomes apparent that his previous work as a