Teeth marks on fossil show ‘terror bird’ may have been killed in vicious battle with caiman 13 million years ago - Terror ...

The bone marks had no signs of healing, while the size and shape of the marks were consistent with those delivered by a caiman that was around 15.1 to 15.8 feet (4.6 to 4.8 m) long, according to ...

Researchers now believe it was a caiman. Scientists scanned teeth marks in the leg bone and compared it with teeth of crocodile-like predators (Link et al/Biology Letters) ...

They had powerful legs and vicious beaks which could tear the flesh of its prey. In a fossilised leg bone of one of the huge birds, four deep teeth marks have been discovered, prompting professor ...