The "daddy long legs" name causes confusion because it's commonly used for three distinct creatures: harvestmen (non-venomous arachnids that are not spiders), cellar spiders (Pholcidae), which are true spiders, and crane flies (Diptera), which are insects. The confusion is amplified by the myth that all daddy longlegs are venomous spiders with fangs too short to bite humans, a myth that only applies to cellar spiders and is not true for harvestmen or crane flies. (GeminiAi) So whose the real Dad