And their chicks hatch with these very sharp hooks at the tips of their beak, which they use to stab the host young to death as soon as they hatch.» (scientificamerican.com)
Meet a «freak of nature» who heals faster than the average man and a woman with a strange ritual of piercing with sharp hooks in her back and more. (tubitv.com)
Sperm whales sometimes bear deep scars that may be the result of violent tussles with the razor - sharp hook rings of the squids» tentacles. (discovermagazine.com)