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More on Daddy Longlegs


We had this daddy longlegs make his web** right on the outside of our window glass. We decided this was the perfect way to observe him as he moved around his web. We could get right up underneath him and look at his body parts. We had already learned that he is not an insect but we still thought he was an interesting subject for our nature study.

From page 434 of the
Handbook of Nature Study:
“In the North, all except one species die at the approach of winter; but not until after the female, which, by the way, ought to be called “granny longlegs.” has laid her eggs in the ground, or under some protecting stone, or in some safe crevice of wood or bark.”“They get their growth like insects, by shedding their skins as fast as they outgrow them. It is interesting to study one of these cast skins with a lens. There it stands with a slit down its back, and with the skin of each leg absolutely perfect to the tiny claw! Again we marvel at these legs that seem so threadlike, and which have an outer covering that can be shed. “

I found one of these exoskeletons in the web of this daddy longlegs. It looked just like the daddy longlegs and I wondered how it slipped its slender legs out of that skin. I read on another website that the daddy longlegs will shed its skin every ten days. I also read that they can grow a new leg if one gets broken….amazing and fascinating.

Page 434:
“Put a grandfather greybeard (daddy longlegs) in a breeding cage or under a large tumbler, and let the pupils observe him at leisure. If you place a few drops of sweetened water at one side of the cage, the children will surely have an opportunity to see this amusing creature clean his legs.”

The Handbook of Nature Study on page 434 also lists out eight activities you can do to observe the daddy longlegs. We are going to give a few of them a try the next time we have a daddy longlegs come to visit.

Here’s my original post on daddy longlegs:
Daddy Longlegs: Not an Insect

**I have since been told that daddy longlegs don’t construct webs. I did some additional research online to find the answer.
Here’s another source that may clear up the mystery and I will just cut and paste from Wikipedia:

“The Pholcidae are a spider family in the suborder Araneomorphae.
Some species, especially Pholcus phalangioides, are commonly called daddy long-legs spider, daddy long-legger, granddaddy long-legs spider, cellar spider, vibrating spider, or house spider. Confusion often arises because the name “daddy longlegs” is also applied to two distantly related arthropod groups: the harvestmen (which are arachnids but not spiders), and crane flies (which are insects).”



Okay, so you *have* to click on the photo to make it larger but you can really see the exoskeleton of the daddy longlegs. I went hunting for one today and I found this one in the eaves of my house….I was trying to take a photo and it blew down onto the potted plant and I thought it made a pretty background.

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Daddy Longlegs (Harvestman):Not an Insect

I know this is a crazy photo of this daddy longlegs but he wasn’t going to cooperate with me at all. He had been sitting near his web waiting but when he saw me move closer, he went like lightning down to the bottom of the deck railing to a safe place. I zoomed in as much as possible and got this shot of him hanging out.
So here is what I learned from page 295 from the Handbook of Nature Study. “The word insect is often applied incorrectly to any minute animal; but the term should be restricted to those forms possessiong six legs and belonging to the class, Hexapoda. The name Hexapoda is from two Greek words: hex, six; and pous, foot. It refers to the fact that the members of this order differ from other arthropods in the possession of only six feet. Thus spiders, which have eight legs, are not insects.” So even though we are focusing on insects for the fall term, we still enjoyed seeing this creature that is really an arachnid.

What is a spider? Spiders are arachnids not insects, but both spiders and insects belong to the largest group of animals on Earth, the arthropods – animals with hard external skeletons and jointed limbs (greek arthro = joint, podos = footed). So there you have it the difference between insects and spiders. 🙂

Edit: Here are some more links to learn about daddy long legs.

Daddy Long legs or vibrating spiders
Daddy Long legs Myths

And I found an article that even says that daddy long legs are not even spiders. Here is an exerpt:”Although they resemble spiders, daddy long-legs, more correctly called harvestmen, are neither spiders nor insects. Taxonomically, they are arthropods, in the same class as spiders, Arachnida, but in a different order, Phalangida. Anatomically daddy long-legs differ from spiders because their three body segments — head, thorax and abdomen, are joined as one compact body segment. Spiders have two body segments — the head and thorax are joined as the cephalothorax, and the abdomen is the second body segment. Insects, which are taxonomically in the class Insecta, have three distinct body segments.” Found at Wisconsin Natural Resources magazine.

So now I can’t even say that the daddy longlegs is even a spider! It is technically an arthropod, an Arachnida, and in the order of Phalangida. Whew! This is getting hard to keep track of but I am learning a lot.