No. Spiders are arachnids, which are invertebrates. Instead of bones, spiders have hard exoskeletons made of chitin.
Insects do not have teeth like vertebrates. Instead, they have mandibles that are used for chewing and manipulating food. Some insects, like beetles and grasshoppers, have well-developed mandibles that resemble teeth in function.
Mandibles are used to crush food.
The most common appendage would be the leg. Arachnids have eight legs, centipedes have LOTS of legs. I'm not sure how many legs the crustaceans have. I think it's eight. But many crustaceans have modified their two front legs into pincers. And insects have six legs. Another example of an arthropod appendage is the mandible. That's what they have instead of jaws. Mandibles open side to side instead of up and down.
Yes. The lower jawbones are the whales mandibles
Mandibles are jaws and are used for eating.
yes they have mandibles that can be seen if you look closely.
Mandibles are jaws. Find the mouth and you will find the mandibles.
Mandibles are frequently fractured in a boxing contest.
Adults of this family does not have the curled tongue or proboscis, that are found in most members order, but instead have chewing mandibles adapted for
Spiders are arachnids. Cats are felines.
No, arachnids do not have any antennas. Animals such as Spiders, or scorpions are considered to be an arachnids.