Endangered Florida panther is killed by another panther

An endangered Florida panther has died after a fight with another panther.

It's the 12th panther death this year. The Florida Fish and Wildlife Conservation Commission says the remains of a 5-year-old female panther were found Thursday on private land in Collier County.

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The cause of death was intraspecific aggression.

Florida panthers once roamed the entire Southeast, but now their habitat mostly is confined to a small region of Florida along the Gulf of Mexico.