They are best known for their loud, trumpeting call. They also make melodic, wailing or laughing sounds. Loons communicate to each other through their sounds. They also communicate with humans and other animals through dance. Loons warn others to stay away from their nests by dancing on the water. Loons are protective parents and will dance to exhaustion and death to protect their eggs. Raccoons, gulls, and skunks have been known to devour loon eggs. 