Tahlequah, the Southern Resident orca who carried her dead calf for 17 days in 2018, is mourning the loss of another newborn, raising concerns about her health.

In 2018, an orca mother refused to abandon her dead calf. Instead, she pushed its body for 17 days. Now she is doing it again with another dead calf.

Tahlequah previously carried another dead newborn for 17 days in 2018. Here's what she's taught us about how orcas deal with death.

The calf was born Dec. 24. Observing researchers noted unusual unspecified behaviors by mother and calf that led them to worry for the young whale's health.

Tahlequah, an orca whale who carried her dead calf for 17 days in 2018, is grieving another loss. On Jan. 3, researchers confirmed that Tahlequah lost another calf and is once again carrying her baby's body through the ocean,

The entire team at the Center for Whale Research is deeply saddened by this news and we will continue to provide updates when we can.”

Tahlequah, an orca that carried her dead calf for 17 days and more than 1,000 miles in 2018, lost another calf recently and is grieving the death in a similar way.

An endangered orca mother has been carrying her dead newborn calf on her snout for nearly a week around Washington’s Puget Sound.

The killer whale calf was spotted in the Puget Sound area off Washington state several days ago. On Tuesday, the center determined J35, also known as Tahlequah, was the baby's mother. The calf, a girl, was given the designation J61.

Tahlequah first garnered worldwide recognition in 2018 when the killer whale carried her dead calf on the back for 17 days.

Six years ago, an endangered orca whale was spotted carrying a dead calf around on her head for over two weeks. Now, that same orca has been seen carrying another dead calf. Tahlequah the orca, also known as J35,