Protein for Spiders: How Dietary Protein Supports Growth, Molting, Silk, and Reproduction

Spiders are built to turn prey into body tissue, enzymes, venom components, and—depending on the species—large amounts of silk. Across tarantulas, jumping spiders, wolf spiders, and orb-weavers, one nutritional theme stays consistent: protein is a key driver of healthy development. A protein-appropriate diet supports steady growth in juveniles, improves body condition, helps spiders recover after …