Does Grand Daddy Long Legs Bite?

Granddaddy long legs do have fang-like mouth parts (also known as chelicerae) that they use to grasp and chew food but they are not used to bite humans nor inject venom. These arachnids have developed some rather unique methods of defense from predators.

What happens if a grand daddy long leg bites you?

So, for these daddy-long-legs, the tale is clearly false. Daddy-longlegs spiders (Pholcidae) - Here, the myth is incorrect at least in making claims that have no basis in known facts. There is no reference to any pholcid spider biting a human and causing any detrimental reaction.

Can daddy long legs actually bite you?

Pholcids, or daddy longlegs spiders, are venomous predators, and although they never naturally bite people, their fangs are similar in structure to those of brown recluse spiders, and therefore can theoretically penetrate skin.