A heartbreaking TikTok video of a grieving dog crying for his late brother has left animal lovers in tears.
In the emotional clip, Jack the dog is seen lying on the ground after losing his beloved brother and best friend, Tucker. Jack breathes heavily, cries out and barks as if calling for the companion who was no longer there.
The video’s text overlay explained the painful moment.
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“When his brother Tucker crossed the rainbow bridge, Jack cried for him,” Jack’s owner wrote. “That’s when we realized how deeply dogs love.”
Viewers were devastated by the clip, with many saying it showed just how strongly animals can grieve the loss of another pet.
“This is so sad, and heartbreaking,” one person commented.
“They grieve,” another viewer wrote. “It takes them a little longer to realize. So sad.”
Others said they wished they could comfort Jack through his pain.
“I want to hug and comfort Jack so much,” one user wrote.
Another person added, “Poor doggo. Maybe he needs a buddy.”
Jack’s owner replied with an even more heartbreaking update, revealing that Jack and Tucker had been “inseparable” before Tucker’s death.
She also shared that Jack died just two months later.
The emotional story has touched thousands of viewers, many of whom said the video was a painful reminder that dogs do not just love deeply — they mourn deeply, too.