A loon is a type of bird.
https://www.msn.com/en-us/news/us/why-did-a-loon-stab-a-bald-eagle-through-the-heart/ar-BB14G5kV?ocid=spartanntp (https://www.msn.com/en-us/news/us/why-did-a-loon-stab-a-bald-eagle-through-the-heart/ar-BB14G5kV?ocid=spartanntp)
QuoteWhile loons appear serene and peaceful, the waterbirds can be savage, attacking everything from Canada geese to redhead ducks to, most often, other loons.
"It's been going on for millennia," says John Cooley, senior biologist with The Loon Preservation Committee in New Hampshire. "It's survival of the fittest happening on our lakes."