Mikayla Raines, an animal rescuer who shared her work on YouTube, has died by suicide, her husband Ethan Raines shared on Monday. In a nearly 12-minute video titled, "An unimaginable loss for the rescue," Ethan said Mikayla had taken her life as a result of mental illness and harassment she faced online.

If you are feeling lost and hopeless, please reach out to someone — whether it’s friends and family or calling a hotline,” Ethan Raines said.