Koala and Curlew are unrelated and possibly pregnant females that have become traveling companions, which is unusual for ...
Researchers said J35, also known as Tahlequah, was spotted Jan. 10 in Haro Strait off San Juan Island with the body of her ...
Tahlequah previously carried another dead newborn for 17 days in 2018. Here's what she's taught us about how orcas deal with death.
Killer whales typically reproduce every five years, giving the mother time to recover from the physical demands of pregnancy and giving ... fish-eating killer whale communities in the northeast ...
The calf was female, and the killer whale population is endangered and ... though plentiful at the end. Pregnancy in this species ideally lasts 17 months. However, several factors might have ...
A 2017 study published in the journal PLOS One found that nearly 70% of southern resident killer whale pregnancies failed between 2008 and 2014, with one-third of those pregnancy losses occurring ...
They don’t know precisely why the young whale died less than two ... and the stress hormone cortisol in pregnant females. These clues suggest that the orca mothers aren’t getting enough ...
A Pygmy killer whale — rarely seen in the shallow waters that surround the Florida Keys — was found injured, sick and ...
by Karina Vargas, KOMO News Reporter TOPICS: SEATTLE — The mother orca known as J35 ... orcas in this population have a high rate of pregnancy loss. "69.8% of the females in this population ...