The fossil is giving archaeologists important insights into the evolution of birds in the terrestrial ecosystem at the time.
How the reptile ended up with the injury remains a mystery, although some theorize it may have been caused by a snare trap.
"A common saying in police work is that officers have a front-row seat to the greatest show on earth," Romulus Police Department in Michigan said.
The phenomenon happens when the embryo begins to split, but not all the way, leading to two independent heads being attached to the same body.
"It was just about grabbed when they realized it wasn't a cable," snake catcher Glen Peacock told Newsweek.
The snake had previously been mistaken for others, however researchers have now found it is an entirely new species.
The reptile was found in a chicken coop after swallowing the eggs by accident.
A licensed trapper managed to apprehend the alligator and remove it from the area.
The alligator jumped up the boy as he was emerging from the water, and bit him on the hip.
The alligator had been illegally poached, the FWC said, and the suspects were taken to jail.
The 8 to 9 foot alligator had taken a nighttime stroll to the restaurant, and was deemed a nuisance by the wildlife department. A trapper was sent to kill it.
Copperhead sightings are increasing drastically in Virginia.
The boy had been hiking in California's Mount Diablo State Park when the attack happened.
The photograph helped medical professionals treat the boy, who was given 10 bottles of anti-venom.
"I walked through the gate. And boom. There it was just ready to go right there in the parking lot," former Marine and MMA fighter Mike Dragich said.
The man leapt onto the huge reptile's back until it released the pet dog from its jaws.
The alligator, which had been on the sidewalk, was pictured in a parking lot before officers relocated it to a swampy area.
Zoos are breeding endangered pine snakes in captivity in order to reintroduce them into the Kisatchie National Forest in Louisiana.
The snake had wedged itself behind the front wheel of a car and had to be dragged out by a local snake catcher to be released back into the wild.
The huge reptiles have been causing problems for residents in the Pelahatchie Bay area.
Wildlife lovers were trying to find help for the injured alligator spotted in Florida.
Wildlife lovers are hoping to get help for the reptile, who is still alive despite its injury.