The clip shows a group of seven orcas — four adults and three calves — as they circle a seal on a tiny chunk of ice in western Antarctica’s Marguerite Bay. The lesson, which ...

The new female calf had been spotted on Dec. 21 ... The dorsal fin of the orca known as J35, or Tahlequah, is seen above the ocean surface as she pushes her dead newborn calf, J61, with her ...

The orca, identified as J35, lost her first calf in 2018 but was seen with a new female calf, known as J61, just before Christmas. This was the second calf J35 had given birth to since her first loss.