What is the weight of a spiny back orb weaver?

The spiny back orb weaver, also known as the spiny orb weaver (Gasteracantha cancriformis), typically weighs between 0.5 to 1.0 grams. Their small size and distinctive appearance, characterized by spiny projections on their abdomen, make them easily identifiable. While they are not heavy, their vibrant colors and unique shape contribute to their visual impact in their habitats.